Home / 2,040.80-3,057.96-1,579.70

Finding the Fourth Proportional to 2,040.80, 3,057.96 and 1,579.70

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Solution

The fourth proportional to 2,040.80, 3,057.96 and 1,579.70 is: 2,367.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,040.80 : 3,057.96 = 1,579.70 : x
  2. Step 2: Convert to fraction form
    2,040.80/3,057.96 = 1,579.70/x
  3. Step 3: Cross multiply
    2,040.80x = 3,057.96 × 1,579.70
  4. Step 4: Simplify right side
    2,040.80x = 4,830,659.41
  5. Step 5: Solve for x
    x = 4,830,659.41/2,040.80
  6. Step 6: Final answer
    x = 2,367.04

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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.