Home / 10,910.76-15,053.20-6,932.85

Finding the Fourth Proportional to 10,910.76, 15,053.20 and 6,932.85

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Solution

The fourth proportional to 10,910.76, 15,053.20 and 6,932.85 is: 9,565.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,910.76 : 15,053.20 = 6,932.85 : x
  2. Step 2: Convert to fraction form
    10,910.76/15,053.20 = 6,932.85/x
  3. Step 3: Cross multiply
    10,910.76x = 15,053.20 × 6,932.85
  4. Step 4: Simplify right side
    10,910.76x = 104,361,577.62
  5. Step 5: Solve for x
    x = 104,361,577.62/10,910.76
  6. Step 6: Final answer
    x = 9,565.01

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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.