Home / 1,726.68-2,383.50-1,327.56

Finding the Fourth Proportional to 1,726.68, 2,383.50 and 1,327.56

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Solution

The fourth proportional to 1,726.68, 2,383.50 and 1,327.56 is: 1,832.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,726.68 : 2,383.50 = 1,327.56 : x
  2. Step 2: Convert to fraction form
    1,726.68/2,383.50 = 1,327.56/x
  3. Step 3: Cross multiply
    1,726.68x = 2,383.50 × 1,327.56
  4. Step 4: Simplify right side
    1,726.68x = 3,164,239.26
  5. Step 5: Solve for x
    x = 3,164,239.26/1,726.68
  6. Step 6: Final answer
    x = 1,832.56

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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.