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Finding the Fourth Proportional to 6,632.16, 9,947.55 and 2,249.49

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Solution

The fourth proportional to 6,632.16, 9,947.55 and 2,249.49 is: 3,374.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,632.16 : 9,947.55 = 2,249.49 : x
  2. Step 2: Convert to fraction form
    6,632.16/9,947.55 = 2,249.49/x
  3. Step 3: Cross multiply
    6,632.16x = 9,947.55 × 2,249.49
  4. Step 4: Simplify right side
    6,632.16x = 22,376,914.25
  5. Step 5: Solve for x
    x = 22,376,914.25/6,632.16
  6. Step 6: Final answer
    x = 3,374.00

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.