Home / 4,120.29-5,684.68-2,351.97

Finding the Fourth Proportional to 4,120.29, 5,684.68 and 2,351.97

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Solution

The fourth proportional to 4,120.29, 5,684.68 and 2,351.97 is: 3,244.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,120.29 : 5,684.68 = 2,351.97 : x
  2. Step 2: Convert to fraction form
    4,120.29/5,684.68 = 2,351.97/x
  3. Step 3: Cross multiply
    4,120.29x = 5,684.68 × 2,351.97
  4. Step 4: Simplify right side
    4,120.29x = 13,370,196.82
  5. Step 5: Solve for x
    x = 13,370,196.82/4,120.29
  6. Step 6: Final answer
    x = 3,244.96

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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.