Home / 11,581.33-15,982.08-6,276.10

Finding the Fourth Proportional to 11,581.33, 15,982.08 and 6,276.10

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Solution

The fourth proportional to 11,581.33, 15,982.08 and 6,276.10 is: 8,660.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,581.33 : 15,982.08 = 6,276.10 : x
  2. Step 2: Convert to fraction form
    11,581.33/15,982.08 = 6,276.10/x
  3. Step 3: Cross multiply
    11,581.33x = 15,982.08 × 6,276.10
  4. Step 4: Simplify right side
    11,581.33x = 100,305,132.29
  5. Step 5: Solve for x
    x = 100,305,132.29/11,581.33
  6. Step 6: Final answer
    x = 8,660.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.