Home / 8,809.27-13,211.98-2,965.75

Finding the Fourth Proportional to 8,809.27, 13,211.98 and 2,965.75

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Solution

The fourth proportional to 8,809.27, 13,211.98 and 2,965.75 is: 4,447.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,809.27 : 13,211.98 = 2,965.75 : x
  2. Step 2: Convert to fraction form
    8,809.27/13,211.98 = 2,965.75/x
  3. Step 3: Cross multiply
    8,809.27x = 13,211.98 × 2,965.75
  4. Step 4: Simplify right side
    8,809.27x = 39,183,429.69
  5. Step 5: Solve for x
    x = 39,183,429.69/8,809.27
  6. Step 6: Final answer
    x = 4,447.98

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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.