Home / 2,251.71-3,108.78-1,467.99

Finding the Fourth Proportional to 2,251.71, 3,108.78 and 1,467.99

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Solution

The fourth proportional to 2,251.71, 3,108.78 and 1,467.99 is: 2,026.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,251.71 : 3,108.78 = 1,467.99 : x
  2. Step 2: Convert to fraction form
    2,251.71/3,108.78 = 1,467.99/x
  3. Step 3: Cross multiply
    2,251.71x = 3,108.78 × 1,467.99
  4. Step 4: Simplify right side
    2,251.71x = 4,563,657.95
  5. Step 5: Solve for x
    x = 4,563,657.95/2,251.71
  6. Step 6: Final answer
    x = 2,026.75

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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.