Home / 6,691.21-9,233.58-3,706.95

Finding the Fourth Proportional to 6,691.21, 9,233.58 and 3,706.95

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Solution

The fourth proportional to 6,691.21, 9,233.58 and 3,706.95 is: 5,115.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,691.21 : 9,233.58 = 3,706.95 : x
  2. Step 2: Convert to fraction form
    6,691.21/9,233.58 = 3,706.95/x
  3. Step 3: Cross multiply
    6,691.21x = 9,233.58 × 3,706.95
  4. Step 4: Simplify right side
    6,691.21x = 34,228,419.38
  5. Step 5: Solve for x
    x = 34,228,419.38/6,691.21
  6. Step 6: Final answer
    x = 5,115.43

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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.