Home / 8,446.02-12,687.30-5,161.11

Finding the Fourth Proportional to 8,446.02, 12,687.30 and 5,161.11

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Solution

The fourth proportional to 8,446.02, 12,687.30 and 5,161.11 is: 7,752.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,446.02 : 12,687.30 = 5,161.11 : x
  2. Step 2: Convert to fraction form
    8,446.02/12,687.30 = 5,161.11/x
  3. Step 3: Cross multiply
    8,446.02x = 12,687.30 × 5,161.11
  4. Step 4: Simplify right side
    8,446.02x = 65,480,550.90
  5. Step 5: Solve for x
    x = 65,480,550.90/8,446.02
  6. Step 6: Final answer
    x = 7,752.83

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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.