Home / 3,361.10-4,637.56-1,944.76

Finding the Fourth Proportional to 3,361.10, 4,637.56 and 1,944.76

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Solution

The fourth proportional to 3,361.10, 4,637.56 and 1,944.76 is: 2,683.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,361.10 : 4,637.56 = 1,944.76 : x
  2. Step 2: Convert to fraction form
    3,361.10/4,637.56 = 1,944.76/x
  3. Step 3: Cross multiply
    3,361.10x = 4,637.56 × 1,944.76
  4. Step 4: Simplify right side
    3,361.10x = 9,018,914.77
  5. Step 5: Solve for x
    x = 9,018,914.77/3,361.10
  6. Step 6: Final answer
    x = 2,683.32

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Find fourth proportional to 1,680.55, 2,318.78 and 972.38
Half scale
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Double scale
Find fourth proportional to 3,362.10, 4,638.94 and 1,945.76
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.