Home / 2,427.65-3,350.44-1,789.85

Finding the Fourth Proportional to 2,427.65, 3,350.44 and 1,789.85

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Solution

The fourth proportional to 2,427.65, 3,350.44 and 1,789.85 is: 2,470.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,427.65 : 3,350.44 = 1,789.85 : x
  2. Step 2: Convert to fraction form
    2,427.65/3,350.44 = 1,789.85/x
  3. Step 3: Cross multiply
    2,427.65x = 3,350.44 × 1,789.85
  4. Step 4: Simplify right side
    2,427.65x = 5,996,771.77
  5. Step 5: Solve for x
    x = 5,996,771.77/2,427.65
  6. Step 6: Final answer
    x = 2,470.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.