Home / 1,816.88-2,732.28-1,447.52

Finding the Fourth Proportional to 1,816.88, 2,732.28 and 1,447.52

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Solution

The fourth proportional to 1,816.88, 2,732.28 and 1,447.52 is: 2,176.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,816.88 : 2,732.28 = 1,447.52 : x
  2. Step 2: Convert to fraction form
    1,816.88/2,732.28 = 1,447.52/x
  3. Step 3: Cross multiply
    1,816.88x = 2,732.28 × 1,447.52
  4. Step 4: Simplify right side
    1,816.88x = 3,955,029.95
  5. Step 5: Solve for x
    x = 3,955,029.95/1,816.88
  6. Step 6: Final answer
    x = 2,176.83

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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.