Home / 2,863.29-3,951.16-1,684.14

Finding the Fourth Proportional to 2,863.29, 3,951.16 and 1,684.14

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Solution

The fourth proportional to 2,863.29, 3,951.16 and 1,684.14 is: 2,324.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,863.29 : 3,951.16 = 1,684.14 : x
  2. Step 2: Convert to fraction form
    2,863.29/3,951.16 = 1,684.14/x
  3. Step 3: Cross multiply
    2,863.29x = 3,951.16 × 1,684.14
  4. Step 4: Simplify right side
    2,863.29x = 6,654,290.73
  5. Step 5: Solve for x
    x = 6,654,290.73/2,863.29
  6. Step 6: Final answer
    x = 2,324.00

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1.5x scale

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.