Home / 2,040.66-3,060.90-579.96

Finding the Fourth Proportional to 2,040.66, 3,060.90 and 579.96

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Solution

The fourth proportional to 2,040.66, 3,060.90 and 579.96 is: 869.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,040.66 : 3,060.90 = 579.96 : x
  2. Step 2: Convert to fraction form
    2,040.66/3,060.90 = 579.96/x
  3. Step 3: Cross multiply
    2,040.66x = 3,060.90 × 579.96
  4. Step 4: Simplify right side
    2,040.66x = 1,775,199.56
  5. Step 5: Solve for x
    x = 1,775,199.56/2,040.66
  6. Step 6: Final answer
    x = 869.91

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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.