Home / 9,083.20-13,605.36-5,609.92

Finding the Fourth Proportional to 9,083.20, 13,605.36 and 5,609.92

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Solution

The fourth proportional to 9,083.20, 13,605.36 and 5,609.92 is: 8,402.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,083.20 : 13,605.36 = 5,609.92 : x
  2. Step 2: Convert to fraction form
    9,083.20/13,605.36 = 5,609.92/x
  3. Step 3: Cross multiply
    9,083.20x = 13,605.36 × 5,609.92
  4. Step 4: Simplify right side
    9,083.20x = 76,324,981.17
  5. Step 5: Solve for x
    x = 76,324,981.17/9,083.20
  6. Step 6: Final answer
    x = 8,402.87

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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.