Home / 4,902.30-7,353.45-4,499.10

Finding the Fourth Proportional to 4,902.30, 7,353.45 and 4,499.10

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Solution

The fourth proportional to 4,902.30, 7,353.45 and 4,499.10 is: 6,748.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,902.30 : 7,353.45 = 4,499.10 : x
  2. Step 2: Convert to fraction form
    4,902.30/7,353.45 = 4,499.10/x
  3. Step 3: Cross multiply
    4,902.30x = 7,353.45 × 4,499.10
  4. Step 4: Simplify right side
    4,902.30x = 33,083,906.90
  5. Step 5: Solve for x
    x = 33,083,906.90/4,902.30
  6. Step 6: Final answer
    x = 6,748.65

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