Home / 2,865.96-4,294.30-2,040.36

Finding the Fourth Proportional to 2,865.96, 4,294.30 and 2,040.36

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Solution

The fourth proportional to 2,865.96, 4,294.30 and 2,040.36 is: 3,057.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,865.96 : 4,294.30 = 2,040.36 : x
  2. Step 2: Convert to fraction form
    2,865.96/4,294.30 = 2,040.36/x
  3. Step 3: Cross multiply
    2,865.96x = 4,294.30 × 2,040.36
  4. Step 4: Simplify right side
    2,865.96x = 8,761,917.95
  5. Step 5: Solve for x
    x = 8,761,917.95/2,865.96
  6. Step 6: Final answer
    x = 3,057.24

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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.