Home / 6,120.82-9,184.78-2,610.64

Finding the Fourth Proportional to 6,120.82, 9,184.78 and 2,610.64

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Solution

The fourth proportional to 6,120.82, 9,184.78 and 2,610.64 is: 3,917.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,120.82 : 9,184.78 = 2,610.64 : x
  2. Step 2: Convert to fraction form
    6,120.82/9,184.78 = 2,610.64/x
  3. Step 3: Cross multiply
    6,120.82x = 9,184.78 × 2,610.64
  4. Step 4: Simplify right side
    6,120.82x = 23,978,154.06
  5. Step 5: Solve for x
    x = 23,978,154.06/6,120.82
  6. Step 6: Final answer
    x = 3,917.47

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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.