Home / 2,699.92-4,046.44-1,217.55

Finding the Fourth Proportional to 2,699.92, 4,046.44 and 1,217.55

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Solution

The fourth proportional to 2,699.92, 4,046.44 and 1,217.55 is: 1,824.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,699.92 : 4,046.44 = 1,217.55 : x
  2. Step 2: Convert to fraction form
    2,699.92/4,046.44 = 1,217.55/x
  3. Step 3: Cross multiply
    2,699.92x = 4,046.44 × 1,217.55
  4. Step 4: Simplify right side
    2,699.92x = 4,926,743.02
  5. Step 5: Solve for x
    x = 4,926,743.02/2,699.92
  6. Step 6: Final answer
    x = 1,824.77

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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.