Home / 5,671.28-8,503.27-2,708.12

Finding the Fourth Proportional to 5,671.28, 8,503.27 and 2,708.12

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Solution

The fourth proportional to 5,671.28, 8,503.27 and 2,708.12 is: 4,060.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,671.28 : 8,503.27 = 2,708.12 : x
  2. Step 2: Convert to fraction form
    5,671.28/8,503.27 = 2,708.12/x
  3. Step 3: Cross multiply
    5,671.28x = 8,503.27 × 2,708.12
  4. Step 4: Simplify right side
    5,671.28x = 23,027,826.27
  5. Step 5: Solve for x
    x = 23,027,826.27/5,671.28
  6. Step 6: Final answer
    x = 4,060.43

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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.