Home / 7,610.45-11,414.97-5,398.75

Finding the Fourth Proportional to 7,610.45, 11,414.97 and 5,398.75

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Solution

The fourth proportional to 7,610.45, 11,414.97 and 5,398.75 is: 8,097.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,610.45 : 11,414.97 = 5,398.75 : x
  2. Step 2: Convert to fraction form
    7,610.45/11,414.97 = 5,398.75/x
  3. Step 3: Cross multiply
    7,610.45x = 11,414.97 × 5,398.75
  4. Step 4: Simplify right side
    7,610.45x = 61,626,569.29
  5. Step 5: Solve for x
    x = 61,626,569.29/7,610.45
  6. Step 6: Final answer
    x = 8,097.62

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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.