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Finding the Fourth Proportional to 2,033.74, 3,050.95 and 800.49

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Solution

The fourth proportional to 2,033.74, 3,050.95 and 800.49 is: 1,200.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,033.74 : 3,050.95 = 800.49 : x
  2. Step 2: Convert to fraction form
    2,033.74/3,050.95 = 800.49/x
  3. Step 3: Cross multiply
    2,033.74x = 3,050.95 × 800.49
  4. Step 4: Simplify right side
    2,033.74x = 2,442,254.97
  5. Step 5: Solve for x
    x = 2,442,254.97/2,033.74
  6. Step 6: Final answer
    x = 1,200.87

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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.