Home / 3,487.28-5,224.76-1,840.19

Finding the Fourth Proportional to 3,487.28, 5,224.76 and 1,840.19

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Solution

The fourth proportional to 3,487.28, 5,224.76 and 1,840.19 is: 2,757.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,487.28 : 5,224.76 = 1,840.19 : x
  2. Step 2: Convert to fraction form
    3,487.28/5,224.76 = 1,840.19/x
  3. Step 3: Cross multiply
    3,487.28x = 5,224.76 × 1,840.19
  4. Step 4: Simplify right side
    3,487.28x = 9,614,568.77
  5. Step 5: Solve for x
    x = 9,614,568.77/3,487.28
  6. Step 6: Final answer
    x = 2,757.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.