Home / 8,272.13-12,404.30-3,003.46

Finding the Fourth Proportional to 8,272.13, 12,404.30 and 3,003.46

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Solution

The fourth proportional to 8,272.13, 12,404.30 and 3,003.46 is: 4,503.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,272.13 : 12,404.30 = 3,003.46 : x
  2. Step 2: Convert to fraction form
    8,272.13/12,404.30 = 3,003.46/x
  3. Step 3: Cross multiply
    8,272.13x = 12,404.30 × 3,003.46
  4. Step 4: Simplify right side
    8,272.13x = 37,255,772.85
  5. Step 5: Solve for x
    x = 37,255,772.85/8,272.13
  6. Step 6: Final answer
    x = 4,503.77

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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.