Home / 6,111.19-9,163.68-2,986.52

Finding the Fourth Proportional to 6,111.19, 9,163.68 and 2,986.52

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Solution

The fourth proportional to 6,111.19, 9,163.68 and 2,986.52 is: 4,478.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,111.19 : 9,163.68 = 2,986.52 : x
  2. Step 2: Convert to fraction form
    6,111.19/9,163.68 = 2,986.52/x
  3. Step 3: Cross multiply
    6,111.19x = 9,163.68 × 2,986.52
  4. Step 4: Simplify right side
    6,111.19x = 27,367,513.59
  5. Step 5: Solve for x
    x = 27,367,513.59/6,111.19
  6. Step 6: Final answer
    x = 4,478.27

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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.