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Finding the Fourth Proportional to 6,517.14, 9,775.71 and 5,359.38

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Solution

The fourth proportional to 6,517.14, 9,775.71 and 5,359.38 is: 8,039.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,517.14 : 9,775.71 = 5,359.38 : x
  2. Step 2: Convert to fraction form
    6,517.14/9,775.71 = 5,359.38/x
  3. Step 3: Cross multiply
    6,517.14x = 9,775.71 × 5,359.38
  4. Step 4: Simplify right side
    6,517.14x = 52,391,744.66
  5. Step 5: Solve for x
    x = 52,391,744.66/6,517.14
  6. Step 6: Final answer
    x = 8,039.07

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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.