Home / 5,217.32-7,823.87-3,027.57

Finding the Fourth Proportional to 5,217.32, 7,823.87 and 3,027.57

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Solution

The fourth proportional to 5,217.32, 7,823.87 and 3,027.57 is: 4,540.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,217.32 : 7,823.87 = 3,027.57 : x
  2. Step 2: Convert to fraction form
    5,217.32/7,823.87 = 3,027.57/x
  3. Step 3: Cross multiply
    5,217.32x = 7,823.87 × 3,027.57
  4. Step 4: Simplify right side
    5,217.32x = 23,687,298.96
  5. Step 5: Solve for x
    x = 23,687,298.96/5,217.32
  6. Step 6: Final answer
    x = 4,540.13

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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.