Home / 10,725.41-16,088.12-4,489.73

Finding the Fourth Proportional to 10,725.41, 16,088.12 and 4,489.73

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Solution

The fourth proportional to 10,725.41, 16,088.12 and 4,489.73 is: 6,734.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,725.41 : 16,088.12 = 4,489.73 : x
  2. Step 2: Convert to fraction form
    10,725.41/16,088.12 = 4,489.73/x
  3. Step 3: Cross multiply
    10,725.41x = 16,088.12 × 4,489.73
  4. Step 4: Simplify right side
    10,725.41x = 72,231,289.29
  5. Step 5: Solve for x
    x = 72,231,289.29/10,725.41
  6. Step 6: Final answer
    x = 6,734.59

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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.