Home / 10,883.92-15,022.48-6,170.96

Finding the Fourth Proportional to 10,883.92, 15,022.48 and 6,170.96

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Solution

The fourth proportional to 10,883.92, 15,022.48 and 6,170.96 is: 8,517.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,883.92 : 15,022.48 = 6,170.96 : x
  2. Step 2: Convert to fraction form
    10,883.92/15,022.48 = 6,170.96/x
  3. Step 3: Cross multiply
    10,883.92x = 15,022.48 × 6,170.96
  4. Step 4: Simplify right side
    10,883.92x = 92,703,123.18
  5. Step 5: Solve for x
    x = 92,703,123.18/10,883.92
  6. Step 6: Final answer
    x = 8,517.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.