Home / 1,727.51-2,591.33-617.27

Finding the Fourth Proportional to 1,727.51, 2,591.33 and 617.27

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Solution

The fourth proportional to 1,727.51, 2,591.33 and 617.27 is: 925.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,727.51 : 2,591.33 = 617.27 : x
  2. Step 2: Convert to fraction form
    1,727.51/2,591.33 = 617.27/x
  3. Step 3: Cross multiply
    1,727.51x = 2,591.33 × 617.27
  4. Step 4: Simplify right side
    1,727.51x = 1,599,534.23
  5. Step 5: Solve for x
    x = 1,599,534.23/1,727.51
  6. Step 6: Final answer
    x = 925.92

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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.