Home / 8,702.31-13,037.03-6,744.93

Finding the Fourth Proportional to 8,702.31, 13,037.03 and 6,744.93

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Solution

The fourth proportional to 8,702.31, 13,037.03 and 6,744.93 is: 10,104.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,702.31 : 13,037.03 = 6,744.93 : x
  2. Step 2: Convert to fraction form
    8,702.31/13,037.03 = 6,744.93/x
  3. Step 3: Cross multiply
    8,702.31x = 13,037.03 × 6,744.93
  4. Step 4: Simplify right side
    8,702.31x = 87,933,821.03
  5. Step 5: Solve for x
    x = 87,933,821.03/8,702.31
  6. Step 6: Final answer
    x = 10,104.65

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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.