Home / 8,799.20-13,200.18-2,954.48

Finding the Fourth Proportional to 8,799.20, 13,200.18 and 2,954.48

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Solution

The fourth proportional to 8,799.20, 13,200.18 and 2,954.48 is: 4,432.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,799.20 : 13,200.18 = 2,954.48 : x
  2. Step 2: Convert to fraction form
    8,799.20/13,200.18 = 2,954.48/x
  3. Step 3: Cross multiply
    8,799.20x = 13,200.18 × 2,954.48
  4. Step 4: Simplify right side
    8,799.20x = 38,999,667.81
  5. Step 5: Solve for x
    x = 38,999,667.81/8,799.20
  6. Step 6: Final answer
    x = 4,432.18

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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.