Home / 1,726.26-2,382.66-1,027.50

Finding the Fourth Proportional to 1,726.26, 2,382.66 and 1,027.50

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Solution

The fourth proportional to 1,726.26, 2,382.66 and 1,027.50 is: 1,418.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,726.26 : 2,382.66 = 1,027.50 : x
  2. Step 2: Convert to fraction form
    1,726.26/2,382.66 = 1,027.50/x
  3. Step 3: Cross multiply
    1,726.26x = 2,382.66 × 1,027.50
  4. Step 4: Simplify right side
    1,726.26x = 2,448,183.15
  5. Step 5: Solve for x
    x = 2,448,183.15/1,726.26
  6. Step 6: Final answer
    x = 1,418.20

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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.