Home / 8,263.13-12,373.43-5,771.97

Finding the Fourth Proportional to 8,263.13, 12,373.43 and 5,771.97

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Solution

The fourth proportional to 8,263.13, 12,373.43 and 5,771.97 is: 8,643.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,263.13 : 12,373.43 = 5,771.97 : x
  2. Step 2: Convert to fraction form
    8,263.13/12,373.43 = 5,771.97/x
  3. Step 3: Cross multiply
    8,263.13x = 12,373.43 × 5,771.97
  4. Step 4: Simplify right side
    8,263.13x = 71,419,037.90
  5. Step 5: Solve for x
    x = 71,419,037.90/8,263.13
  6. Step 6: Final answer
    x = 8,643.10

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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.