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Finding the Fourth Proportional to 8,000.08, 12,000.12 and 4,304.04

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Solution

The fourth proportional to 8,000.08, 12,000.12 and 4,304.04 is: 6,456.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,000.08 : 12,000.12 = 4,304.04 : x
  2. Step 2: Convert to fraction form
    8,000.08/12,000.12 = 4,304.04/x
  3. Step 3: Cross multiply
    8,000.08x = 12,000.12 × 4,304.04
  4. Step 4: Simplify right side
    8,000.08x = 51,648,996.48
  5. Step 5: Solve for x
    x = 51,648,996.48/8,000.08
  6. Step 6: Final answer
    x = 6,456.06

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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.