Home / 2,217.66-3,329.54-1,393.49

Finding the Fourth Proportional to 2,217.66, 3,329.54 and 1,393.49

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Solution

The fourth proportional to 2,217.66, 3,329.54 and 1,393.49 is: 2,092.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,217.66 : 3,329.54 = 1,393.49 : x
  2. Step 2: Convert to fraction form
    2,217.66/3,329.54 = 1,393.49/x
  3. Step 3: Cross multiply
    2,217.66x = 3,329.54 × 1,393.49
  4. Step 4: Simplify right side
    2,217.66x = 4,639,657.08
  5. Step 5: Solve for x
    x = 4,639,657.08/2,217.66
  6. Step 6: Final answer
    x = 2,092.14

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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.