Home / 3,158.44-4,360.80-2,042.08

Finding the Fourth Proportional to 3,158.44, 4,360.80 and 2,042.08

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Solution

The fourth proportional to 3,158.44, 4,360.80 and 2,042.08 is: 2,819.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,158.44 : 4,360.80 = 2,042.08 : x
  2. Step 2: Convert to fraction form
    3,158.44/4,360.80 = 2,042.08/x
  3. Step 3: Cross multiply
    3,158.44x = 4,360.80 × 2,042.08
  4. Step 4: Simplify right side
    3,158.44x = 8,905,102.46
  5. Step 5: Solve for x
    x = 8,905,102.46/3,158.44
  6. Step 6: Final answer
    x = 2,819.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.