Home / 5,701.43-8,540.15-2,919.65

Finding the Fourth Proportional to 5,701.43, 8,540.15 and 2,919.65

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Solution

The fourth proportional to 5,701.43, 8,540.15 and 2,919.65 is: 4,373.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,701.43 : 8,540.15 = 2,919.65 : x
  2. Step 2: Convert to fraction form
    5,701.43/8,540.15 = 2,919.65/x
  3. Step 3: Cross multiply
    5,701.43x = 8,540.15 × 2,919.65
  4. Step 4: Simplify right side
    5,701.43x = 24,934,234.35
  5. Step 5: Solve for x
    x = 24,934,234.35/5,701.43
  6. Step 6: Final answer
    x = 4,373.33

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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.