Home / 2,040.48-3,060.66-579.65

Finding the Fourth Proportional to 2,040.48, 3,060.66 and 579.65

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Solution

The fourth proportional to 2,040.48, 3,060.66 and 579.65 is: 869.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,040.48 : 3,060.66 = 579.65 : x
  2. Step 2: Convert to fraction form
    2,040.48/3,060.66 = 579.65/x
  3. Step 3: Cross multiply
    2,040.48x = 3,060.66 × 579.65
  4. Step 4: Simplify right side
    2,040.48x = 1,774,096.27
  5. Step 5: Solve for x
    x = 1,774,096.27/2,040.48
  6. Step 6: Final answer
    x = 869.45

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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.