Home / 7,610.91-11,414.68-2,345.06

Finding the Fourth Proportional to 7,610.91, 11,414.68 and 2,345.06

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Solution

The fourth proportional to 7,610.91, 11,414.68 and 2,345.06 is: 3,517.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,610.91 : 11,414.68 = 2,345.06 : x
  2. Step 2: Convert to fraction form
    7,610.91/11,414.68 = 2,345.06/x
  3. Step 3: Cross multiply
    7,610.91x = 11,414.68 × 2,345.06
  4. Step 4: Simplify right side
    7,610.91x = 26,768,046.54
  5. Step 5: Solve for x
    x = 26,768,046.54/7,610.91
  6. Step 6: Final answer
    x = 3,517.06

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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.