Home / 3,356.13-4,631.72-2,361.76

Finding the Fourth Proportional to 3,356.13, 4,631.72 and 2,361.76

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Solution

The fourth proportional to 3,356.13, 4,631.72 and 2,361.76 is: 3,259.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,356.13 : 4,631.72 = 2,361.76 : x
  2. Step 2: Convert to fraction form
    3,356.13/4,631.72 = 2,361.76/x
  3. Step 3: Cross multiply
    3,356.13x = 4,631.72 × 2,361.76
  4. Step 4: Simplify right side
    3,356.13x = 10,938,987.64
  5. Step 5: Solve for x
    x = 10,938,987.64/3,356.13
  6. Step 6: Final answer
    x = 3,259.40

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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.