Home / 2,040.40-3,060.26-579.22

Finding the Fourth Proportional to 2,040.40, 3,060.26 and 579.22

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Solution

The fourth proportional to 2,040.40, 3,060.26 and 579.22 is: 868.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,040.40 : 3,060.26 = 579.22 : x
  2. Step 2: Convert to fraction form
    2,040.40/3,060.26 = 579.22/x
  3. Step 3: Cross multiply
    2,040.40x = 3,060.26 × 579.22
  4. Step 4: Simplify right side
    2,040.40x = 1,772,563.80
  5. Step 5: Solve for x
    x = 1,772,563.80/2,040.40
  6. Step 6: Final answer
    x = 868.73

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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.