Home / 8,331.20-11,497.04-4,554.56

Finding the Fourth Proportional to 8,331.20, 11,497.04 and 4,554.56

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Solution

The fourth proportional to 8,331.20, 11,497.04 and 4,554.56 is: 6,285.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,331.20 : 11,497.04 = 4,554.56 : x
  2. Step 2: Convert to fraction form
    8,331.20/11,497.04 = 4,554.56/x
  3. Step 3: Cross multiply
    8,331.20x = 11,497.04 × 4,554.56
  4. Step 4: Simplify right side
    8,331.20x = 52,363,958.50
  5. Step 5: Solve for x
    x = 52,363,958.50/8,331.20
  6. Step 6: Final answer
    x = 6,285.28

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Half scale
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Double scale
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Similar ratio
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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.