Home / 6,899.92-10,351.40-2,517.36

Finding the Fourth Proportional to 6,899.92, 10,351.40 and 2,517.36

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Solution

The fourth proportional to 6,899.92, 10,351.40 and 2,517.36 is: 3,776.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,899.92 : 10,351.40 = 2,517.36 : x
  2. Step 2: Convert to fraction form
    6,899.92/10,351.40 = 2,517.36/x
  3. Step 3: Cross multiply
    6,899.92x = 10,351.40 × 2,517.36
  4. Step 4: Simplify right side
    6,899.92x = 26,058,206.60
  5. Step 5: Solve for x
    x = 26,058,206.60/6,899.92
  6. Step 6: Final answer
    x = 3,776.60

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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.