Home / 8,201.25-12,302.28-2,654.17

Finding the Fourth Proportional to 8,201.25, 12,302.28 and 2,654.17

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Solution

The fourth proportional to 8,201.25, 12,302.28 and 2,654.17 is: 3,981.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,201.25 : 12,302.28 = 2,654.17 : x
  2. Step 2: Convert to fraction form
    8,201.25/12,302.28 = 2,654.17/x
  3. Step 3: Cross multiply
    8,201.25x = 12,302.28 × 2,654.17
  4. Step 4: Simplify right side
    8,201.25x = 32,652,311.75
  5. Step 5: Solve for x
    x = 32,652,311.75/8,201.25
  6. Step 6: Final answer
    x = 3,981.38

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1.5x scale

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.