Home / 8,875.26-13,310.40-2,635.02

Finding the Fourth Proportional to 8,875.26, 13,310.40 and 2,635.02

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Solution

The fourth proportional to 8,875.26, 13,310.40 and 2,635.02 is: 3,951.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,875.26 : 13,310.40 = 2,635.02 : x
  2. Step 2: Convert to fraction form
    8,875.26/13,310.40 = 2,635.02/x
  3. Step 3: Cross multiply
    8,875.26x = 13,310.40 × 2,635.02
  4. Step 4: Simplify right side
    8,875.26x = 35,073,170.21
  5. Step 5: Solve for x
    x = 35,073,170.21/8,875.26
  6. Step 6: Final answer
    x = 3,951.79

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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.