Home / 2,354.56-3,247.68-1,732.48

Finding the Fourth Proportional to 2,354.56, 3,247.68 and 1,732.48

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Solution

The fourth proportional to 2,354.56, 3,247.68 and 1,732.48 is: 2,389.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,354.56 : 3,247.68 = 1,732.48 : x
  2. Step 2: Convert to fraction form
    2,354.56/3,247.68 = 1,732.48/x
  3. Step 3: Cross multiply
    2,354.56x = 3,247.68 × 1,732.48
  4. Step 4: Simplify right side
    2,354.56x = 5,626,540.65
  5. Step 5: Solve for x
    x = 5,626,540.65/2,354.56
  6. Step 6: Final answer
    x = 2,389.64

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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.