Home / 8,264.43-12,396.65-2,421.04

Finding the Fourth Proportional to 8,264.43, 12,396.65 and 2,421.04

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Solution

The fourth proportional to 8,264.43, 12,396.65 and 2,421.04 is: 3,631.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,264.43 : 12,396.65 = 2,421.04 : x
  2. Step 2: Convert to fraction form
    8,264.43/12,396.65 = 2,421.04/x
  3. Step 3: Cross multiply
    8,264.43x = 12,396.65 × 2,421.04
  4. Step 4: Simplify right side
    8,264.43x = 30,012,765.66
  5. Step 5: Solve for x
    x = 30,012,765.66/8,264.43
  6. Step 6: Final answer
    x = 3,631.56

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Similar ratio
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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.