Home / 8,868.56-13,305.14-3,322

Finding the Fourth Proportional to 8,868.56, 13,305.14 and 3,322

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Solution

The fourth proportional to 8,868.56, 13,305.14 and 3,322 is: 4,983.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,868.56 : 13,305.14 = 3,322 : x
  2. Step 2: Convert to fraction form
    8,868.56/13,305.14 = 3,322/x
  3. Step 3: Cross multiply
    8,868.56x = 13,305.14 × 3,322
  4. Step 4: Simplify right side
    8,868.56x = 44,199,675.08
  5. Step 5: Solve for x
    x = 44,199,675.08/8,868.56
  6. Step 6: Final answer
    x = 4,983.86

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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.