Home / 5,589.12-8,387.76-2,667.44

Finding the Fourth Proportional to 5,589.12, 8,387.76 and 2,667.44

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Solution

The fourth proportional to 5,589.12, 8,387.76 and 2,667.44 is: 4,003.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,589.12 : 8,387.76 = 2,667.44 : x
  2. Step 2: Convert to fraction form
    5,589.12/8,387.76 = 2,667.44/x
  3. Step 3: Cross multiply
    5,589.12x = 8,387.76 × 2,667.44
  4. Step 4: Simplify right side
    5,589.12x = 22,373,846.53
  5. Step 5: Solve for x
    x = 22,373,846.53/5,589.12
  6. Step 6: Final answer
    x = 4,003.11

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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.