Home / 2,031.95-2,803.97-1,192.61

Finding the Fourth Proportional to 2,031.95, 2,803.97 and 1,192.61

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Solution

The fourth proportional to 2,031.95, 2,803.97 and 1,192.61 is: 1,645.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,031.95 : 2,803.97 = 1,192.61 : x
  2. Step 2: Convert to fraction form
    2,031.95/2,803.97 = 1,192.61/x
  3. Step 3: Cross multiply
    2,031.95x = 2,803.97 × 1,192.61
  4. Step 4: Simplify right side
    2,031.95x = 3,344,042.66
  5. Step 5: Solve for x
    x = 3,344,042.66/2,031.95
  6. Step 6: Final answer
    x = 1,645.73

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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.