Home / 8,686.26-13,027.95-3,754.98

Finding the Fourth Proportional to 8,686.26, 13,027.95 and 3,754.98

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Solution

The fourth proportional to 8,686.26, 13,027.95 and 3,754.98 is: 5,631.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,686.26 : 13,027.95 = 3,754.98 : x
  2. Step 2: Convert to fraction form
    8,686.26/13,027.95 = 3,754.98/x
  3. Step 3: Cross multiply
    8,686.26x = 13,027.95 × 3,754.98
  4. Step 4: Simplify right side
    8,686.26x = 48,919,691.69
  5. Step 5: Solve for x
    x = 48,919,691.69/8,686.26
  6. Step 6: Final answer
    x = 5,631.85

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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.