Home / 11,267.80-15,549.27-6,231.88

Finding the Fourth Proportional to 11,267.80, 15,549.27 and 6,231.88

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Solution

The fourth proportional to 11,267.80, 15,549.27 and 6,231.88 is: 8,599.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,267.80 : 15,549.27 = 6,231.88 : x
  2. Step 2: Convert to fraction form
    11,267.80/15,549.27 = 6,231.88/x
  3. Step 3: Cross multiply
    11,267.80x = 15,549.27 × 6,231.88
  4. Step 4: Simplify right side
    11,267.80x = 96,901,184.73
  5. Step 5: Solve for x
    x = 96,901,184.73/11,267.80
  6. Step 6: Final answer
    x = 8,599.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.