Home / 2,458.32-3,687.48-1,159.92

Finding the Fourth Proportional to 2,458.32, 3,687.48 and 1,159.92

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Solution

The fourth proportional to 2,458.32, 3,687.48 and 1,159.92 is: 1,739.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,458.32 : 3,687.48 = 1,159.92 : x
  2. Step 2: Convert to fraction form
    2,458.32/3,687.48 = 1,159.92/x
  3. Step 3: Cross multiply
    2,458.32x = 3,687.48 × 1,159.92
  4. Step 4: Simplify right side
    2,458.32x = 4,277,181.80
  5. Step 5: Solve for x
    x = 4,277,181.80/2,458.32
  6. Step 6: Final answer
    x = 1,739.88

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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.