Home / 2,031.02-3,046.51-663.02

Finding the Fourth Proportional to 2,031.02, 3,046.51 and 663.02

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Solution

The fourth proportional to 2,031.02, 3,046.51 and 663.02 is: 994.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,031.02 : 3,046.51 = 663.02 : x
  2. Step 2: Convert to fraction form
    2,031.02/3,046.51 = 663.02/x
  3. Step 3: Cross multiply
    2,031.02x = 3,046.51 × 663.02
  4. Step 4: Simplify right side
    2,031.02x = 2,019,897.06
  5. Step 5: Solve for x
    x = 2,019,897.06/2,031.02
  6. Step 6: Final answer
    x = 994.52

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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.