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Finding the Fourth Proportional to 8,800.11, 13,197.42 and 2,955.42

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Solution

The fourth proportional to 8,800.11, 13,197.42 and 2,955.42 is: 4,432.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,800.11 : 13,197.42 = 2,955.42 : x
  2. Step 2: Convert to fraction form
    8,800.11/13,197.42 = 2,955.42/x
  3. Step 3: Cross multiply
    8,800.11x = 13,197.42 × 2,955.42
  4. Step 4: Simplify right side
    8,800.11x = 39,003,919.02
  5. Step 5: Solve for x
    x = 39,003,919.02/8,800.11
  6. Step 6: Final answer
    x = 4,432.21

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1.5x scale

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.