Home / 11,517.42-17,279.64-5,974.74

Finding the Fourth Proportional to 11,517.42, 17,279.64 and 5,974.74

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Solution

The fourth proportional to 11,517.42, 17,279.64 and 5,974.74 is: 8,963.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,517.42 : 17,279.64 = 5,974.74 : x
  2. Step 2: Convert to fraction form
    11,517.42/17,279.64 = 5,974.74/x
  3. Step 3: Cross multiply
    11,517.42x = 17,279.64 × 5,974.74
  4. Step 4: Simplify right side
    11,517.42x = 103,241,356.29
  5. Step 5: Solve for x
    x = 103,241,356.29/11,517.42
  6. Step 6: Final answer
    x = 8,963.93

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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.