Home / 6,631.27-9,151.17-3,647.14

Finding the Fourth Proportional to 6,631.27, 9,151.17 and 3,647.14

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Solution

The fourth proportional to 6,631.27, 9,151.17 and 3,647.14 is: 5,033.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,631.27 : 9,151.17 = 3,647.14 : x
  2. Step 2: Convert to fraction form
    6,631.27/9,151.17 = 3,647.14/x
  3. Step 3: Cross multiply
    6,631.27x = 9,151.17 × 3,647.14
  4. Step 4: Simplify right side
    6,631.27x = 33,375,598.15
  5. Step 5: Solve for x
    x = 33,375,598.15/6,631.27
  6. Step 6: Final answer
    x = 5,033.06

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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.