Home / 11,470.17-17,168.33-5,915.87

Finding the Fourth Proportional to 11,470.17, 17,168.33 and 5,915.87

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Solution

The fourth proportional to 11,470.17, 17,168.33 and 5,915.87 is: 8,854.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,470.17 : 17,168.33 = 5,915.87 : x
  2. Step 2: Convert to fraction form
    11,470.17/17,168.33 = 5,915.87/x
  3. Step 3: Cross multiply
    11,470.17x = 17,168.33 × 5,915.87
  4. Step 4: Simplify right side
    11,470.17x = 101,565,657.52
  5. Step 5: Solve for x
    x = 101,565,657.52/11,470.17
  6. Step 6: Final answer
    x = 8,854.77

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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.