Home / 6,391.22-9,587.88-2,694.51

Finding the Fourth Proportional to 6,391.22, 9,587.88 and 2,694.51

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Solution

The fourth proportional to 6,391.22, 9,587.88 and 2,694.51 is: 4,042.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,391.22 : 9,587.88 = 2,694.51 : x
  2. Step 2: Convert to fraction form
    6,391.22/9,587.88 = 2,694.51/x
  3. Step 3: Cross multiply
    6,391.22x = 9,587.88 × 2,694.51
  4. Step 4: Simplify right side
    6,391.22x = 25,834,638.54
  5. Step 5: Solve for x
    x = 25,834,638.54/6,391.22
  6. Step 6: Final answer
    x = 4,042.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.