Home / 1,935.19-2,671.66-1,273.96

Finding the Fourth Proportional to 1,935.19, 2,671.66 and 1,273.96

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Solution

The fourth proportional to 1,935.19, 2,671.66 and 1,273.96 is: 1,758.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,935.19 : 2,671.66 = 1,273.96 : x
  2. Step 2: Convert to fraction form
    1,935.19/2,671.66 = 1,273.96/x
  3. Step 3: Cross multiply
    1,935.19x = 2,671.66 × 1,273.96
  4. Step 4: Simplify right side
    1,935.19x = 3,403,590.28
  5. Step 5: Solve for x
    x = 3,403,590.28/1,935.19
  6. Step 6: Final answer
    x = 1,758.79

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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.