Home / 11,025-15,214.33-5,989.28

Finding the Fourth Proportional to 11,025, 15,214.33 and 5,989.28

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Solution

The fourth proportional to 11,025, 15,214.33 and 5,989.28 is: 8,265.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,025 : 15,214.33 = 5,989.28 : x
  2. Step 2: Convert to fraction form
    11,025/15,214.33 = 5,989.28/x
  3. Step 3: Cross multiply
    11,025x = 15,214.33 × 5,989.28
  4. Step 4: Simplify right side
    11,025x = 91,122,882.38
  5. Step 5: Solve for x
    x = 91,122,882.38/11,025
  6. Step 6: Final answer
    x = 8,265.11

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Double scale
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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.