Home / 6,826.92-10,237.36-3,131.48

Finding the Fourth Proportional to 6,826.92, 10,237.36 and 3,131.48

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Solution

The fourth proportional to 6,826.92, 10,237.36 and 3,131.48 is: 4,695.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,826.92 : 10,237.36 = 3,131.48 : x
  2. Step 2: Convert to fraction form
    6,826.92/10,237.36 = 3,131.48/x
  3. Step 3: Cross multiply
    6,826.92x = 10,237.36 × 3,131.48
  4. Step 4: Simplify right side
    6,826.92x = 32,058,088.09
  5. Step 5: Solve for x
    x = 32,058,088.09/6,826.92
  6. Step 6: Final answer
    x = 4,695.83

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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.