Home / 6,911.73-9,538.20-3,767.94

Finding the Fourth Proportional to 6,911.73, 9,538.20 and 3,767.94

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Solution

The fourth proportional to 6,911.73, 9,538.20 and 3,767.94 is: 5,199.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,911.73 : 9,538.20 = 3,767.94 : x
  2. Step 2: Convert to fraction form
    6,911.73/9,538.20 = 3,767.94/x
  3. Step 3: Cross multiply
    6,911.73x = 9,538.20 × 3,767.94
  4. Step 4: Simplify right side
    6,911.73x = 35,939,365.31
  5. Step 5: Solve for x
    x = 35,939,365.31/6,911.73
  6. Step 6: Final answer
    x = 5,199.76

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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.