Home / 6,396.20-8,826.76-3,707.94

Finding the Fourth Proportional to 6,396.20, 8,826.76 and 3,707.94

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Solution

The fourth proportional to 6,396.20, 8,826.76 and 3,707.94 is: 5,116.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,396.20 : 8,826.76 = 3,707.94 : x
  2. Step 2: Convert to fraction form
    6,396.20/8,826.76 = 3,707.94/x
  3. Step 3: Cross multiply
    6,396.20x = 8,826.76 × 3,707.94
  4. Step 4: Simplify right side
    6,396.20x = 32,729,096.47
  5. Step 5: Solve for x
    x = 32,729,096.47/6,396.20
  6. Step 6: Final answer
    x = 5,116.96

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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.