Home / 2,948.89-4,069.46-1,769.96

Finding the Fourth Proportional to 2,948.89, 4,069.46 and 1,769.96

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Solution

The fourth proportional to 2,948.89, 4,069.46 and 1,769.96 is: 2,442.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,948.89 : 4,069.46 = 1,769.96 : x
  2. Step 2: Convert to fraction form
    2,948.89/4,069.46 = 1,769.96/x
  3. Step 3: Cross multiply
    2,948.89x = 4,069.46 × 1,769.96
  4. Step 4: Simplify right side
    2,948.89x = 7,202,781.42
  5. Step 5: Solve for x
    x = 7,202,781.42/2,948.89
  6. Step 6: Final answer
    x = 2,442.54

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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.