Home / 1,727.15-2,383.34-1,063.76

Finding the Fourth Proportional to 1,727.15, 2,383.34 and 1,063.76

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Solution

The fourth proportional to 1,727.15, 2,383.34 and 1,063.76 is: 1,467.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,727.15 : 2,383.34 = 1,063.76 : x
  2. Step 2: Convert to fraction form
    1,727.15/2,383.34 = 1,063.76/x
  3. Step 3: Cross multiply
    1,727.15x = 2,383.34 × 1,063.76
  4. Step 4: Simplify right side
    1,727.15x = 2,535,284.52
  5. Step 5: Solve for x
    x = 2,535,284.52/1,727.15
  6. Step 6: Final answer
    x = 1,467.90

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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.