Home / 7,723.27-11,589.11-3,280.24

Finding the Fourth Proportional to 7,723.27, 11,589.11 and 3,280.24

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Solution

The fourth proportional to 7,723.27, 11,589.11 and 3,280.24 is: 4,922.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,723.27 : 11,589.11 = 3,280.24 : x
  2. Step 2: Convert to fraction form
    7,723.27/11,589.11 = 3,280.24/x
  3. Step 3: Cross multiply
    7,723.27x = 11,589.11 × 3,280.24
  4. Step 4: Simplify right side
    7,723.27x = 38,015,062.19
  5. Step 5: Solve for x
    x = 38,015,062.19/7,723.27
  6. Step 6: Final answer
    x = 4,922.15

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1.5x scale

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.