Home / 10,659.61-15,989.42-3,732.49

Finding the Fourth Proportional to 10,659.61, 15,989.42 and 3,732.49

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Solution

The fourth proportional to 10,659.61, 15,989.42 and 3,732.49 is: 5,598.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,659.61 : 15,989.42 = 3,732.49 : x
  2. Step 2: Convert to fraction form
    10,659.61/15,989.42 = 3,732.49/x
  3. Step 3: Cross multiply
    10,659.61x = 15,989.42 × 3,732.49
  4. Step 4: Simplify right side
    10,659.61x = 59,680,291.62
  5. Step 5: Solve for x
    x = 59,680,291.62/10,659.61
  6. Step 6: Final answer
    x = 5,598.73

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Half scale
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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.