Home / 2,031.02-3,046.74-798.74

Finding the Fourth Proportional to 2,031.02, 3,046.74 and 798.74

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Solution

The fourth proportional to 2,031.02, 3,046.74 and 798.74 is: 1,198.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,031.02 : 3,046.74 = 798.74 : x
  2. Step 2: Convert to fraction form
    2,031.02/3,046.74 = 798.74/x
  3. Step 3: Cross multiply
    2,031.02x = 3,046.74 × 798.74
  4. Step 4: Simplify right side
    2,031.02x = 2,433,553.11
  5. Step 5: Solve for x
    x = 2,433,553.11/2,031.02
  6. Step 6: Final answer
    x = 1,198.19

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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.