Home / 2,042.21-3,063.44-581.25

Finding the Fourth Proportional to 2,042.21, 3,063.44 and 581.25

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Solution

The fourth proportional to 2,042.21, 3,063.44 and 581.25 is: 871.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,042.21 : 3,063.44 = 581.25 : x
  2. Step 2: Convert to fraction form
    2,042.21/3,063.44 = 581.25/x
  3. Step 3: Cross multiply
    2,042.21x = 3,063.44 × 581.25
  4. Step 4: Simplify right side
    2,042.21x = 1,780,621.59
  5. Step 5: Solve for x
    x = 1,780,621.59/2,042.21
  6. Step 6: Final answer
    x = 871.91

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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.