Home / 10,591.38-15,887.48-3,195.84

Finding the Fourth Proportional to 10,591.38, 15,887.48 and 3,195.84

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Solution

The fourth proportional to 10,591.38, 15,887.48 and 3,195.84 is: 4,793.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,591.38 : 15,887.48 = 3,195.84 : x
  2. Step 2: Convert to fraction form
    10,591.38/15,887.48 = 3,195.84/x
  3. Step 3: Cross multiply
    10,591.38x = 15,887.48 × 3,195.84
  4. Step 4: Simplify right side
    10,591.38x = 50,773,780.51
  5. Step 5: Solve for x
    x = 50,773,780.51/10,591.38
  6. Step 6: Final answer
    x = 4,793.88

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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.