Home / 2,948.26-4,069.08-1,769.56

Finding the Fourth Proportional to 2,948.26, 4,069.08 and 1,769.56

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Solution

The fourth proportional to 2,948.26, 4,069.08 and 1,769.56 is: 2,442.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,948.26 : 4,069.08 = 1,769.56 : x
  2. Step 2: Convert to fraction form
    2,948.26/4,069.08 = 1,769.56/x
  3. Step 3: Cross multiply
    2,948.26x = 4,069.08 × 1,769.56
  4. Step 4: Simplify right side
    2,948.26x = 7,200,481.20
  5. Step 5: Solve for x
    x = 7,200,481.20/2,948.26
  6. Step 6: Final answer
    x = 2,442.28

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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.