Home / 10,156.18-15,234.27-4,317.70

Finding the Fourth Proportional to 10,156.18, 15,234.27 and 4,317.70

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Solution

The fourth proportional to 10,156.18, 15,234.27 and 4,317.70 is: 6,476.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,156.18 : 15,234.27 = 4,317.70 : x
  2. Step 2: Convert to fraction form
    10,156.18/15,234.27 = 4,317.70/x
  3. Step 3: Cross multiply
    10,156.18x = 15,234.27 × 4,317.70
  4. Step 4: Simplify right side
    10,156.18x = 65,777,007.58
  5. Step 5: Solve for x
    x = 65,777,007.58/10,156.18
  6. Step 6: Final answer
    x = 6,476.55

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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.