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Finding the Fourth Proportional to 2,031.14, 3,046.43 and 799.41

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Solution

The fourth proportional to 2,031.14, 3,046.43 and 799.41 is: 1,199.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,031.14 : 3,046.43 = 799.41 : x
  2. Step 2: Convert to fraction form
    2,031.14/3,046.43 = 799.41/x
  3. Step 3: Cross multiply
    2,031.14x = 3,046.43 × 799.41
  4. Step 4: Simplify right side
    2,031.14x = 2,435,346.61
  5. Step 5: Solve for x
    x = 2,435,346.61/2,031.14
  6. Step 6: Final answer
    x = 1,199.00

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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.