Home / 6,934.78-10,397.31-2,551.67

Finding the Fourth Proportional to 6,934.78, 10,397.31 and 2,551.67

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Solution

The fourth proportional to 6,934.78, 10,397.31 and 2,551.67 is: 3,825.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,934.78 : 10,397.31 = 2,551.67 : x
  2. Step 2: Convert to fraction form
    6,934.78/10,397.31 = 2,551.67/x
  3. Step 3: Cross multiply
    6,934.78x = 10,397.31 × 2,551.67
  4. Step 4: Simplify right side
    6,934.78x = 26,530,504.01
  5. Step 5: Solve for x
    x = 26,530,504.01/6,934.78
  6. Step 6: Final answer
    x = 3,825.72

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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.