Home / 11,439.35-17,160.41-4,042.29

Finding the Fourth Proportional to 11,439.35, 17,160.41 and 4,042.29

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Solution

The fourth proportional to 11,439.35, 17,160.41 and 4,042.29 is: 6,063.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,439.35 : 17,160.41 = 4,042.29 : x
  2. Step 2: Convert to fraction form
    11,439.35/17,160.41 = 4,042.29/x
  3. Step 3: Cross multiply
    11,439.35x = 17,160.41 × 4,042.29
  4. Step 4: Simplify right side
    11,439.35x = 69,367,353.74
  5. Step 5: Solve for x
    x = 69,367,353.74/11,439.35
  6. Step 6: Final answer
    x = 6,063.92

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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.