Home / 6,882.77-9,498.85-3,898.73

Finding the Fourth Proportional to 6,882.77, 9,498.85 and 3,898.73

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Solution

The fourth proportional to 6,882.77, 9,498.85 and 3,898.73 is: 5,380.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,882.77 : 9,498.85 = 3,898.73 : x
  2. Step 2: Convert to fraction form
    6,882.77/9,498.85 = 3,898.73/x
  3. Step 3: Cross multiply
    6,882.77x = 9,498.85 × 3,898.73
  4. Step 4: Simplify right side
    6,882.77x = 37,033,451.46
  5. Step 5: Solve for x
    x = 37,033,451.46/6,882.77
  6. Step 6: Final answer
    x = 5,380.60

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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.