Home / 7,982.01-11,015.46-4,445.55

Finding the Fourth Proportional to 7,982.01, 11,015.46 and 4,445.55

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Solution

The fourth proportional to 7,982.01, 11,015.46 and 4,445.55 is: 6,135.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,982.01 : 11,015.46 = 4,445.55 : x
  2. Step 2: Convert to fraction form
    7,982.01/11,015.46 = 4,445.55/x
  3. Step 3: Cross multiply
    7,982.01x = 11,015.46 × 4,445.55
  4. Step 4: Simplify right side
    7,982.01x = 48,969,778.20
  5. Step 5: Solve for x
    x = 48,969,778.20/7,982.01
  6. Step 6: Final answer
    x = 6,135.02

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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.