Home / 8,318.54-12,473.66-2,769.95

Finding the Fourth Proportional to 8,318.54, 12,473.66 and 2,769.95

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Solution

The fourth proportional to 8,318.54, 12,473.66 and 2,769.95 is: 4,153.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,318.54 : 12,473.66 = 2,769.95 : x
  2. Step 2: Convert to fraction form
    8,318.54/12,473.66 = 2,769.95/x
  3. Step 3: Cross multiply
    8,318.54x = 12,473.66 × 2,769.95
  4. Step 4: Simplify right side
    8,318.54x = 34,551,452.63
  5. Step 5: Solve for x
    x = 34,551,452.63/8,318.54
  6. Step 6: Final answer
    x = 4,153.55

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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.