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Finding the Fourth Proportional to 8,965.25, 13,449.95 and 3,041.82

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Solution

The fourth proportional to 8,965.25, 13,449.95 and 3,041.82 is: 4,563.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,965.25 : 13,449.95 = 3,041.82 : x
  2. Step 2: Convert to fraction form
    8,965.25/13,449.95 = 3,041.82/x
  3. Step 3: Cross multiply
    8,965.25x = 13,449.95 × 3,041.82
  4. Step 4: Simplify right side
    8,965.25x = 40,912,323.11
  5. Step 5: Solve for x
    x = 40,912,323.11/8,965.25
  6. Step 6: Final answer
    x = 4,563.43

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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.