Home / 8,414.24-11,599.18-5,389.04

Finding the Fourth Proportional to 8,414.24, 11,599.18 and 5,389.04

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Solution

The fourth proportional to 8,414.24, 11,599.18 and 5,389.04 is: 7,428.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,414.24 : 11,599.18 = 5,389.04 : x
  2. Step 2: Convert to fraction form
    8,414.24/11,599.18 = 5,389.04/x
  3. Step 3: Cross multiply
    8,414.24x = 11,599.18 × 5,389.04
  4. Step 4: Simplify right side
    8,414.24x = 62,508,444.99
  5. Step 5: Solve for x
    x = 62,508,444.99/8,414.24
  6. Step 6: Final answer
    x = 7,428.89

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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.