Home / 10,453.91-15,680.87-4,614.62

Finding the Fourth Proportional to 10,453.91, 15,680.87 and 4,614.62

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Solution

The fourth proportional to 10,453.91, 15,680.87 and 4,614.62 is: 6,921.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,453.91 : 15,680.87 = 4,614.62 : x
  2. Step 2: Convert to fraction form
    10,453.91/15,680.87 = 4,614.62/x
  3. Step 3: Cross multiply
    10,453.91x = 15,680.87 × 4,614.62
  4. Step 4: Simplify right side
    10,453.91x = 72,361,307.06
  5. Step 5: Solve for x
    x = 72,361,307.06/10,453.91
  6. Step 6: Final answer
    x = 6,921.94

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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.