Home / 11,371.60-17,060.40-3,976.04

Finding the Fourth Proportional to 11,371.60, 17,060.40 and 3,976.04

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Solution

The fourth proportional to 11,371.60, 17,060.40 and 3,976.04 is: 5,965.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,371.60 : 17,060.40 = 3,976.04 : x
  2. Step 2: Convert to fraction form
    11,371.60/17,060.40 = 3,976.04/x
  3. Step 3: Cross multiply
    11,371.60x = 17,060.40 × 3,976.04
  4. Step 4: Simplify right side
    11,371.60x = 67,832,832.82
  5. Step 5: Solve for x
    x = 67,832,832.82/11,371.60
  6. Step 6: Final answer
    x = 5,965.11

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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.