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Finding the Fourth Proportional to 8,802.26, 13,203.39 and 2,958.87

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Solution

The fourth proportional to 8,802.26, 13,203.39 and 2,958.87 is: 4,438.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,802.26 : 13,203.39 = 2,958.87 : x
  2. Step 2: Convert to fraction form
    8,802.26/13,203.39 = 2,958.87/x
  3. Step 3: Cross multiply
    8,802.26x = 13,203.39 × 2,958.87
  4. Step 4: Simplify right side
    8,802.26x = 39,067,114.57
  5. Step 5: Solve for x
    x = 39,067,114.57/8,802.26
  6. Step 6: Final answer
    x = 4,438.31

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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.