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Finding the Fourth Proportional to 8,801.87, 13,200.37 and 2,955.29

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Solution

The fourth proportional to 8,801.87, 13,200.37 and 2,955.29 is: 4,432.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,801.87 : 13,200.37 = 2,955.29 : x
  2. Step 2: Convert to fraction form
    8,801.87/13,200.37 = 2,955.29/x
  3. Step 3: Cross multiply
    8,801.87x = 13,200.37 × 2,955.29
  4. Step 4: Simplify right side
    8,801.87x = 39,010,848.07
  5. Step 5: Solve for x
    x = 39,010,848.07/8,801.87
  6. Step 6: Final answer
    x = 4,432.11

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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.