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Finding the Fourth Proportional to 8,800.44, 13,200.66 and 2,957.05

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Solution

The fourth proportional to 8,800.44, 13,200.66 and 2,957.05 is: 4,435.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,800.44 : 13,200.66 = 2,957.05 : x
  2. Step 2: Convert to fraction form
    8,800.44/13,200.66 = 2,957.05/x
  3. Step 3: Cross multiply
    8,800.44x = 13,200.66 × 2,957.05
  4. Step 4: Simplify right side
    8,800.44x = 39,035,011.65
  5. Step 5: Solve for x
    x = 39,035,011.65/8,800.44
  6. Step 6: Final answer
    x = 4,435.58

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Similar ratio
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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.