Home / 7,760.14-11,633.61-3,083.44

Finding the Fourth Proportional to 7,760.14, 11,633.61 and 3,083.44

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Solution

The fourth proportional to 7,760.14, 11,633.61 and 3,083.44 is: 4,622.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,760.14 : 11,633.61 = 3,083.44 : x
  2. Step 2: Convert to fraction form
    7,760.14/11,633.61 = 3,083.44/x
  3. Step 3: Cross multiply
    7,760.14x = 11,633.61 × 3,083.44
  4. Step 4: Simplify right side
    7,760.14x = 35,871,538.42
  5. Step 5: Solve for x
    x = 35,871,538.42/7,760.14
  6. Step 6: Final answer
    x = 4,622.54

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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.