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Finding the Fourth Proportional to 3,361.05, 4,637.88 and 1,944.54

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Solution

The fourth proportional to 3,361.05, 4,637.88 and 1,944.54 is: 2,683.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,361.05 : 4,637.88 = 1,944.54 : x
  2. Step 2: Convert to fraction form
    3,361.05/4,637.88 = 1,944.54/x
  3. Step 3: Cross multiply
    3,361.05x = 4,637.88 × 1,944.54
  4. Step 4: Simplify right side
    3,361.05x = 9,018,543.18
  5. Step 5: Solve for x
    x = 9,018,543.18/3,361.05
  6. Step 6: Final answer
    x = 2,683.25

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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.