Home / 8,253.02-12,383.79-5,481.61

Finding the Fourth Proportional to 8,253.02, 12,383.79 and 5,481.61

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Solution

The fourth proportional to 8,253.02, 12,383.79 and 5,481.61 is: 8,225.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,253.02 : 12,383.79 = 5,481.61 : x
  2. Step 2: Convert to fraction form
    8,253.02/12,383.79 = 5,481.61/x
  3. Step 3: Cross multiply
    8,253.02x = 12,383.79 × 5,481.61
  4. Step 4: Simplify right side
    8,253.02x = 67,883,079.69
  5. Step 5: Solve for x
    x = 67,883,079.69/8,253.02
  6. Step 6: Final answer
    x = 8,225.24

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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.