Home / 8,002.08-12,000.24-3,385.44

Finding the Fourth Proportional to 8,002.08, 12,000.24 and 3,385.44

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Solution

The fourth proportional to 8,002.08, 12,000.24 and 3,385.44 is: 5,076.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,002.08 : 12,000.24 = 3,385.44 : x
  2. Step 2: Convert to fraction form
    8,002.08/12,000.24 = 3,385.44/x
  3. Step 3: Cross multiply
    8,002.08x = 12,000.24 × 3,385.44
  4. Step 4: Simplify right side
    8,002.08x = 40,626,092.51
  5. Step 5: Solve for x
    x = 40,626,092.51/8,002.08
  6. Step 6: Final answer
    x = 5,076.94

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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.