Home / 5,546.10-7,654.39-3,188.19

Finding the Fourth Proportional to 5,546.10, 7,654.39 and 3,188.19

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Solution

The fourth proportional to 5,546.10, 7,654.39 and 3,188.19 is: 4,400.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,546.10 : 7,654.39 = 3,188.19 : x
  2. Step 2: Convert to fraction form
    5,546.10/7,654.39 = 3,188.19/x
  3. Step 3: Cross multiply
    5,546.10x = 7,654.39 × 3,188.19
  4. Step 4: Simplify right side
    5,546.10x = 24,403,649.65
  5. Step 5: Solve for x
    x = 24,403,649.65/5,546.10
  6. Step 6: Final answer
    x = 4,400.15

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Half scale
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Double scale
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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.