Home / 6,867.79-10,305.92-2,707.08

Finding the Fourth Proportional to 6,867.79, 10,305.92 and 2,707.08

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Solution

The fourth proportional to 6,867.79, 10,305.92 and 2,707.08 is: 4,062.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,867.79 : 10,305.92 = 2,707.08 : x
  2. Step 2: Convert to fraction form
    6,867.79/10,305.92 = 2,707.08/x
  3. Step 3: Cross multiply
    6,867.79x = 10,305.92 × 2,707.08
  4. Step 4: Simplify right side
    6,867.79x = 27,898,949.91
  5. Step 5: Solve for x
    x = 27,898,949.91/6,867.79
  6. Step 6: Final answer
    x = 4,062.29

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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.