Home / 5,625.32-8,438.88-2,850.87

Finding the Fourth Proportional to 5,625.32, 8,438.88 and 2,850.87

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Solution

The fourth proportional to 5,625.32, 8,438.88 and 2,850.87 is: 4,276.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,625.32 : 8,438.88 = 2,850.87 : x
  2. Step 2: Convert to fraction form
    5,625.32/8,438.88 = 2,850.87/x
  3. Step 3: Cross multiply
    5,625.32x = 8,438.88 × 2,850.87
  4. Step 4: Simplify right side
    5,625.32x = 24,058,160.52
  5. Step 5: Solve for x
    x = 24,058,160.52/5,625.32
  6. Step 6: Final answer
    x = 4,276.76

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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.