Home / 5,591.44-8,387.70-3,399.04

Finding the Fourth Proportional to 5,591.44, 8,387.70 and 3,399.04

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Solution

The fourth proportional to 5,591.44, 8,387.70 and 3,399.04 is: 5,098.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,591.44 : 8,387.70 = 3,399.04 : x
  2. Step 2: Convert to fraction form
    5,591.44/8,387.70 = 3,399.04/x
  3. Step 3: Cross multiply
    5,591.44x = 8,387.70 × 3,399.04
  4. Step 4: Simplify right side
    5,591.44x = 28,510,127.81
  5. Step 5: Solve for x
    x = 28,510,127.81/5,591.44
  6. Step 6: Final answer
    x = 5,098.89

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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.