Home / 3,614.24-5,417.15-1,531.10

Finding the Fourth Proportional to 3,614.24, 5,417.15 and 1,531.10

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Solution

The fourth proportional to 3,614.24, 5,417.15 and 1,531.10 is: 2,294.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,614.24 : 5,417.15 = 1,531.10 : x
  2. Step 2: Convert to fraction form
    3,614.24/5,417.15 = 1,531.10/x
  3. Step 3: Cross multiply
    3,614.24x = 5,417.15 × 1,531.10
  4. Step 4: Simplify right side
    3,614.24x = 8,294,163.62
  5. Step 5: Solve for x
    x = 8,294,163.62/3,614.24
  6. Step 6: Final answer
    x = 2,294.86

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1.5x scale

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.