Home / 6,951.24-10,420.38-2,331

Finding the Fourth Proportional to 6,951.24, 10,420.38 and 2,331

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Solution

The fourth proportional to 6,951.24, 10,420.38 and 2,331 is: 3,494.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,951.24 : 10,420.38 = 2,331 : x
  2. Step 2: Convert to fraction form
    6,951.24/10,420.38 = 2,331/x
  3. Step 3: Cross multiply
    6,951.24x = 10,420.38 × 2,331
  4. Step 4: Simplify right side
    6,951.24x = 24,289,905.78
  5. Step 5: Solve for x
    x = 24,289,905.78/6,951.24
  6. Step 6: Final answer
    x = 3,494.33

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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.