Home / 3,490.27-5,236.23-1,150.31

Finding the Fourth Proportional to 3,490.27, 5,236.23 and 1,150.31

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Solution

The fourth proportional to 3,490.27, 5,236.23 and 1,150.31 is: 1,725.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,490.27 : 5,236.23 = 1,150.31 : x
  2. Step 2: Convert to fraction form
    3,490.27/5,236.23 = 1,150.31/x
  3. Step 3: Cross multiply
    3,490.27x = 5,236.23 × 1,150.31
  4. Step 4: Simplify right side
    3,490.27x = 6,023,287.73
  5. Step 5: Solve for x
    x = 6,023,287.73/3,490.27
  6. Step 6: Final answer
    x = 1,725.74

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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.