Home / 6,679.82-9,217.44-3,695.18

Finding the Fourth Proportional to 6,679.82, 9,217.44 and 3,695.18

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Solution

The fourth proportional to 6,679.82, 9,217.44 and 3,695.18 is: 5,098.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,679.82 : 9,217.44 = 3,695.18 : x
  2. Step 2: Convert to fraction form
    6,679.82/9,217.44 = 3,695.18/x
  3. Step 3: Cross multiply
    6,679.82x = 9,217.44 × 3,695.18
  4. Step 4: Simplify right side
    6,679.82x = 34,060,053.85
  5. Step 5: Solve for x
    x = 34,060,053.85/6,679.82
  6. Step 6: Final answer
    x = 5,098.95

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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.