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Finding the Fourth Proportional to 8,800.04, 13,202.80 and 2,956.90

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Solution

The fourth proportional to 8,800.04, 13,202.80 and 2,956.90 is: 4,436.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,800.04 : 13,202.80 = 2,956.90 : x
  2. Step 2: Convert to fraction form
    8,800.04/13,202.80 = 2,956.90/x
  3. Step 3: Cross multiply
    8,800.04x = 13,202.80 × 2,956.90
  4. Step 4: Simplify right side
    8,800.04x = 39,039,359.32
  5. Step 5: Solve for x
    x = 39,039,359.32/8,800.04
  6. Step 6: Final answer
    x = 4,436.27

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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.