Home / 7,736.09-11,604.11-2,805.71

Finding the Fourth Proportional to 7,736.09, 11,604.11 and 2,805.71

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Solution

The fourth proportional to 7,736.09, 11,604.11 and 2,805.71 is: 4,208.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,736.09 : 11,604.11 = 2,805.71 : x
  2. Step 2: Convert to fraction form
    7,736.09/11,604.11 = 2,805.71/x
  3. Step 3: Cross multiply
    7,736.09x = 11,604.11 × 2,805.71
  4. Step 4: Simplify right side
    7,736.09x = 32,557,695.42
  5. Step 5: Solve for x
    x = 32,557,695.42/7,736.09
  6. Step 6: Final answer
    x = 4,208.55

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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.