Home / 1,932.85-2,891.10-1,632.61

Finding the Fourth Proportional to 1,932.85, 2,891.10 and 1,632.61

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Solution

The fourth proportional to 1,932.85, 2,891.10 and 1,632.61 is: 2,442.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,932.85 : 2,891.10 = 1,632.61 : x
  2. Step 2: Convert to fraction form
    1,932.85/2,891.10 = 1,632.61/x
  3. Step 3: Cross multiply
    1,932.85x = 2,891.10 × 1,632.61
  4. Step 4: Simplify right side
    1,932.85x = 4,720,031.54
  5. Step 5: Solve for x
    x = 4,720,031.54/1,932.85
  6. Step 6: Final answer
    x = 2,442.01

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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.