Home / 6,376.11-8,796.76-3,723.15

Finding the Fourth Proportional to 6,376.11, 8,796.76 and 3,723.15

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Solution

The fourth proportional to 6,376.11, 8,796.76 and 3,723.15 is: 5,136.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,376.11 : 8,796.76 = 3,723.15 : x
  2. Step 2: Convert to fraction form
    6,376.11/8,796.76 = 3,723.15/x
  3. Step 3: Cross multiply
    6,376.11x = 8,796.76 × 3,723.15
  4. Step 4: Simplify right side
    6,376.11x = 32,751,656.99
  5. Step 5: Solve for x
    x = 32,751,656.99/6,376.11
  6. Step 6: Final answer
    x = 5,136.62

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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.