Home / 4,987.15-6,882.17-2,749.24

Finding the Fourth Proportional to 4,987.15, 6,882.17 and 2,749.24

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Solution

The fourth proportional to 4,987.15, 6,882.17 and 2,749.24 is: 3,793.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,987.15 : 6,882.17 = 2,749.24 : x
  2. Step 2: Convert to fraction form
    4,987.15/6,882.17 = 2,749.24/x
  3. Step 3: Cross multiply
    4,987.15x = 6,882.17 × 2,749.24
  4. Step 4: Simplify right side
    4,987.15x = 18,920,737.05
  5. Step 5: Solve for x
    x = 18,920,737.05/4,987.15
  6. Step 6: Final answer
    x = 3,793.90

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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.