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Finding the Fourth Proportional to 8,808.77, 13,211.24 and 2,965.25

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Solution

The fourth proportional to 8,808.77, 13,211.24 and 2,965.25 is: 4,447.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,808.77 : 13,211.24 = 2,965.25 : x
  2. Step 2: Convert to fraction form
    8,808.77/13,211.24 = 2,965.25/x
  3. Step 3: Cross multiply
    8,808.77x = 13,211.24 × 2,965.25
  4. Step 4: Simplify right side
    8,808.77x = 39,174,614.58
  5. Step 5: Solve for x
    x = 39,174,614.58/8,808.77
  6. Step 6: Final answer
    x = 4,447.23

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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.