Home / 3,693.29-5,095.78-2,200.55

Finding the Fourth Proportional to 3,693.29, 5,095.78 and 2,200.55

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Solution

The fourth proportional to 3,693.29, 5,095.78 and 2,200.55 is: 3,036.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,693.29 : 5,095.78 = 2,200.55 : x
  2. Step 2: Convert to fraction form
    3,693.29/5,095.78 = 2,200.55/x
  3. Step 3: Cross multiply
    3,693.29x = 5,095.78 × 2,200.55
  4. Step 4: Simplify right side
    3,693.29x = 11,213,487.70
  5. Step 5: Solve for x
    x = 11,213,487.70/3,693.29
  6. Step 6: Final answer
    x = 3,036.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.