Home / 1,934.16-2,667.78-1,344.84

Finding the Fourth Proportional to 1,934.16, 2,667.78 and 1,344.84

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Solution

The fourth proportional to 1,934.16, 2,667.78 and 1,344.84 is: 1,854.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,934.16 : 2,667.78 = 1,344.84 : x
  2. Step 2: Convert to fraction form
    1,934.16/2,667.78 = 1,344.84/x
  3. Step 3: Cross multiply
    1,934.16x = 2,667.78 × 1,344.84
  4. Step 4: Simplify right side
    1,934.16x = 3,587,737.26
  5. Step 5: Solve for x
    x = 3,587,737.26/1,934.16
  6. Step 6: Final answer
    x = 1,854.93

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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.