Home / 7,882.92-11,824.38-4,422.60

Finding the Fourth Proportional to 7,882.92, 11,824.38 and 4,422.60

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Solution

The fourth proportional to 7,882.92, 11,824.38 and 4,422.60 is: 6,633.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,882.92 : 11,824.38 = 4,422.60 : x
  2. Step 2: Convert to fraction form
    7,882.92/11,824.38 = 4,422.60/x
  3. Step 3: Cross multiply
    7,882.92x = 11,824.38 × 4,422.60
  4. Step 4: Simplify right side
    7,882.92x = 52,294,502.99
  5. Step 5: Solve for x
    x = 52,294,502.99/7,882.92
  6. Step 6: Final answer
    x = 6,633.90

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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.