Home / 10,910.24-15,046.99-6,711.20

Finding the Fourth Proportional to 10,910.24, 15,046.99 and 6,711.20

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Solution

The fourth proportional to 10,910.24, 15,046.99 and 6,711.20 is: 9,255.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,910.24 : 15,046.99 = 6,711.20 : x
  2. Step 2: Convert to fraction form
    10,910.24/15,046.99 = 6,711.20/x
  3. Step 3: Cross multiply
    10,910.24x = 15,046.99 × 6,711.20
  4. Step 4: Simplify right side
    10,910.24x = 100,983,267.28
  5. Step 5: Solve for x
    x = 100,983,267.28/10,910.24
  6. Step 6: Final answer
    x = 9,255.83

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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.