Home / 8,267.26-12,393.80-2,719.12

Finding the Fourth Proportional to 8,267.26, 12,393.80 and 2,719.12

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Solution

The fourth proportional to 8,267.26, 12,393.80 and 2,719.12 is: 4,076.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,267.26 : 12,393.80 = 2,719.12 : x
  2. Step 2: Convert to fraction form
    8,267.26/12,393.80 = 2,719.12/x
  3. Step 3: Cross multiply
    8,267.26x = 12,393.80 × 2,719.12
  4. Step 4: Simplify right side
    8,267.26x = 33,700,229.46
  5. Step 5: Solve for x
    x = 33,700,229.46/8,267.26
  6. Step 6: Final answer
    x = 4,076.35

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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.