Home / 8,192.19-12,287.27-2,644.97

Finding the Fourth Proportional to 8,192.19, 12,287.27 and 2,644.97

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Solution

The fourth proportional to 8,192.19, 12,287.27 and 2,644.97 is: 3,967.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,192.19 : 12,287.27 = 2,644.97 : x
  2. Step 2: Convert to fraction form
    8,192.19/12,287.27 = 2,644.97/x
  3. Step 3: Cross multiply
    8,192.19x = 12,287.27 × 2,644.97
  4. Step 4: Simplify right side
    8,192.19x = 32,499,385.87
  5. Step 5: Solve for x
    x = 32,499,385.87/8,192.19
  6. Step 6: Final answer
    x = 3,967.12

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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.