Home / 2,169.54-3,252.25-1,976.95

Finding the Fourth Proportional to 2,169.54, 3,252.25 and 1,976.95

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Solution

The fourth proportional to 2,169.54, 3,252.25 and 1,976.95 is: 2,963.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,169.54 : 3,252.25 = 1,976.95 : x
  2. Step 2: Convert to fraction form
    2,169.54/3,252.25 = 1,976.95/x
  3. Step 3: Cross multiply
    2,169.54x = 3,252.25 × 1,976.95
  4. Step 4: Simplify right side
    2,169.54x = 6,429,535.64
  5. Step 5: Solve for x
    x = 6,429,535.64/2,169.54
  6. Step 6: Final answer
    x = 2,963.55

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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.