Home / 8,331.73-11,498.10-4,555.15

Finding the Fourth Proportional to 8,331.73, 11,498.10 and 4,555.15

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Solution

The fourth proportional to 8,331.73, 11,498.10 and 4,555.15 is: 6,286.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,331.73 : 11,498.10 = 4,555.15 : x
  2. Step 2: Convert to fraction form
    8,331.73/11,498.10 = 4,555.15/x
  3. Step 3: Cross multiply
    8,331.73x = 11,498.10 × 4,555.15
  4. Step 4: Simplify right side
    8,331.73x = 52,375,524.39
  5. Step 5: Solve for x
    x = 52,375,524.39/8,331.73
  6. Step 6: Final answer
    x = 6,286.27

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Half scale
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Double scale
Find fourth proportional to 8,332.73, 11,499.48 and 4,556.15
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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.