Home / 9,146.11-13,720.18-3,598.73

Finding the Fourth Proportional to 9,146.11, 13,720.18 and 3,598.73

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Solution

The fourth proportional to 9,146.11, 13,720.18 and 3,598.73 is: 5,398.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,146.11 : 13,720.18 = 3,598.73 : x
  2. Step 2: Convert to fraction form
    9,146.11/13,720.18 = 3,598.73/x
  3. Step 3: Cross multiply
    9,146.11x = 13,720.18 × 3,598.73
  4. Step 4: Simplify right side
    9,146.11x = 49,375,136.78
  5. Step 5: Solve for x
    x = 49,375,136.78/9,146.11
  6. Step 6: Final answer
    x = 5,398.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.