Home / 6,340.30-8,753.92-3,951.23

Finding the Fourth Proportional to 6,340.30, 8,753.92 and 3,951.23

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Solution

The fourth proportional to 6,340.30, 8,753.92 and 3,951.23 is: 5,455.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,340.30 : 8,753.92 = 3,951.23 : x
  2. Step 2: Convert to fraction form
    6,340.30/8,753.92 = 3,951.23/x
  3. Step 3: Cross multiply
    6,340.30x = 8,753.92 × 3,951.23
  4. Step 4: Simplify right side
    6,340.30x = 34,588,697.67
  5. Step 5: Solve for x
    x = 34,588,697.67/6,340.30
  6. Step 6: Final answer
    x = 5,455.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.