Home / 6,882.32-9,498.19-3,898.68

Finding the Fourth Proportional to 6,882.32, 9,498.19 and 3,898.68

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Solution

The fourth proportional to 6,882.32, 9,498.19 and 3,898.68 is: 5,380.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,882.32 : 9,498.19 = 3,898.68 : x
  2. Step 2: Convert to fraction form
    6,882.32/9,498.19 = 3,898.68/x
  3. Step 3: Cross multiply
    6,882.32x = 9,498.19 × 3,898.68
  4. Step 4: Simplify right side
    6,882.32x = 37,030,403.39
  5. Step 5: Solve for x
    x = 37,030,403.39/6,882.32
  6. Step 6: Final answer
    x = 5,380.51

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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.