Home / 9,124.88-13,691.43-5,229.29

Finding the Fourth Proportional to 9,124.88, 13,691.43 and 5,229.29

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Solution

The fourth proportional to 9,124.88, 13,691.43 and 5,229.29 is: 7,846.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,124.88 : 13,691.43 = 5,229.29 : x
  2. Step 2: Convert to fraction form
    9,124.88/13,691.43 = 5,229.29/x
  3. Step 3: Cross multiply
    9,124.88x = 13,691.43 × 5,229.29
  4. Step 4: Simplify right side
    9,124.88x = 71,596,389.53
  5. Step 5: Solve for x
    x = 71,596,389.53/9,124.88
  6. Step 6: Final answer
    x = 7,846.29

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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.