Home / 5,049.94-7,575.21-1,587.19

Finding the Fourth Proportional to 5,049.94, 7,575.21 and 1,587.19

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Solution

The fourth proportional to 5,049.94, 7,575.21 and 1,587.19 is: 2,380.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,049.94 : 7,575.21 = 1,587.19 : x
  2. Step 2: Convert to fraction form
    5,049.94/7,575.21 = 1,587.19/x
  3. Step 3: Cross multiply
    5,049.94x = 7,575.21 × 1,587.19
  4. Step 4: Simplify right side
    5,049.94x = 12,023,278.62
  5. Step 5: Solve for x
    x = 12,023,278.62/5,049.94
  6. Step 6: Final answer
    x = 2,380.88

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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.