Home / 8,185.02-12,267.92-3,503.66

Finding the Fourth Proportional to 8,185.02, 12,267.92 and 3,503.66

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Solution

The fourth proportional to 8,185.02, 12,267.92 and 3,503.66 is: 5,251.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,185.02 : 12,267.92 = 3,503.66 : x
  2. Step 2: Convert to fraction form
    8,185.02/12,267.92 = 3,503.66/x
  3. Step 3: Cross multiply
    8,185.02x = 12,267.92 × 3,503.66
  4. Step 4: Simplify right side
    8,185.02x = 42,982,620.59
  5. Step 5: Solve for x
    x = 42,982,620.59/8,185.02
  6. Step 6: Final answer
    x = 5,251.38

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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.