Home / 7,747.72-11,617.46-3,067.54

Finding the Fourth Proportional to 7,747.72, 11,617.46 and 3,067.54

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Solution

The fourth proportional to 7,747.72, 11,617.46 and 3,067.54 is: 4,599.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,747.72 : 11,617.46 = 3,067.54 : x
  2. Step 2: Convert to fraction form
    7,747.72/11,617.46 = 3,067.54/x
  3. Step 3: Cross multiply
    7,747.72x = 11,617.46 × 3,067.54
  4. Step 4: Simplify right side
    7,747.72x = 35,637,023.25
  5. Step 5: Solve for x
    x = 35,637,023.25/7,747.72
  6. Step 6: Final answer
    x = 4,599.68

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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.