Home / 8,436.16-12,654.84-3,242.02

Finding the Fourth Proportional to 8,436.16, 12,654.84 and 3,242.02

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Solution

The fourth proportional to 8,436.16, 12,654.84 and 3,242.02 is: 4,863.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,436.16 : 12,654.84 = 3,242.02 : x
  2. Step 2: Convert to fraction form
    8,436.16/12,654.84 = 3,242.02/x
  3. Step 3: Cross multiply
    8,436.16x = 12,654.84 × 3,242.02
  4. Step 4: Simplify right side
    8,436.16x = 41,027,244.38
  5. Step 5: Solve for x
    x = 41,027,244.38/8,436.16
  6. Step 6: Final answer
    x = 4,863.26

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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.