Home / 8,824.64-13,238.16-2,982.92

Finding the Fourth Proportional to 8,824.64, 13,238.16 and 2,982.92

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Solution

The fourth proportional to 8,824.64, 13,238.16 and 2,982.92 is: 4,474.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,824.64 : 13,238.16 = 2,982.92 : x
  2. Step 2: Convert to fraction form
    8,824.64/13,238.16 = 2,982.92/x
  3. Step 3: Cross multiply
    8,824.64x = 13,238.16 × 2,982.92
  4. Step 4: Simplify right side
    8,824.64x = 39,488,372.23
  5. Step 5: Solve for x
    x = 39,488,372.23/8,824.64
  6. Step 6: Final answer
    x = 4,474.79

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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.