Home / 11,025-15,214.38-5,989.23

Finding the Fourth Proportional to 11,025, 15,214.38 and 5,989.23

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Solution

The fourth proportional to 11,025, 15,214.38 and 5,989.23 is: 8,265.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,025 : 15,214.38 = 5,989.23 : x
  2. Step 2: Convert to fraction form
    11,025/15,214.38 = 5,989.23/x
  3. Step 3: Cross multiply
    11,025x = 15,214.38 × 5,989.23
  4. Step 4: Simplify right side
    11,025x = 91,122,421.13
  5. Step 5: Solve for x
    x = 91,122,421.13/11,025
  6. Step 6: Final answer
    x = 8,265.07

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Double scale
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Similar ratio
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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.