Home / 8,250.21-12,372.74-2,702.31

Finding the Fourth Proportional to 8,250.21, 12,372.74 and 2,702.31

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Solution

The fourth proportional to 8,250.21, 12,372.74 and 2,702.31 is: 4,052.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,250.21 : 12,372.74 = 2,702.31 : x
  2. Step 2: Convert to fraction form
    8,250.21/12,372.74 = 2,702.31/x
  3. Step 3: Cross multiply
    8,250.21x = 12,372.74 × 2,702.31
  4. Step 4: Simplify right side
    8,250.21x = 33,434,965.52
  5. Step 5: Solve for x
    x = 33,434,965.52/8,250.21
  6. Step 6: Final answer
    x = 4,052.62

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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.