Home / 6,986.79-10,480.32-2,604.29

Finding the Fourth Proportional to 6,986.79, 10,480.32 and 2,604.29

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Solution

The fourth proportional to 6,986.79, 10,480.32 and 2,604.29 is: 3,906.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,986.79 : 10,480.32 = 2,604.29 : x
  2. Step 2: Convert to fraction form
    6,986.79/10,480.32 = 2,604.29/x
  3. Step 3: Cross multiply
    6,986.79x = 10,480.32 × 2,604.29
  4. Step 4: Simplify right side
    6,986.79x = 27,293,740.17
  5. Step 5: Solve for x
    x = 27,293,740.17/6,986.79
  6. Step 6: Final answer
    x = 3,906.48

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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.