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Finding the Fourth Proportional to 8,804.65, 13,206.98 and 2,141.15

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Solution

The fourth proportional to 8,804.65, 13,206.98 and 2,141.15 is: 3,211.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,804.65 : 13,206.98 = 2,141.15 : x
  2. Step 2: Convert to fraction form
    8,804.65/13,206.98 = 2,141.15/x
  3. Step 3: Cross multiply
    8,804.65x = 13,206.98 × 2,141.15
  4. Step 4: Simplify right side
    8,804.65x = 28,278,125.23
  5. Step 5: Solve for x
    x = 28,278,125.23/8,804.65
  6. Step 6: Final answer
    x = 3,211.73

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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.