Home / 5,715.35-8,565.30-2,591.48

Finding the Fourth Proportional to 5,715.35, 8,565.30 and 2,591.48

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Solution

The fourth proportional to 5,715.35, 8,565.30 and 2,591.48 is: 3,883.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,715.35 : 8,565.30 = 2,591.48 : x
  2. Step 2: Convert to fraction form
    5,715.35/8,565.30 = 2,591.48/x
  3. Step 3: Cross multiply
    5,715.35x = 8,565.30 × 2,591.48
  4. Step 4: Simplify right side
    5,715.35x = 22,196,760.82
  5. Step 5: Solve for x
    x = 22,196,760.82/5,715.35
  6. Step 6: Final answer
    x = 3,883.71

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.