Home / 6,081.78-9,126.60-2,186.10

Finding the Fourth Proportional to 6,081.78, 9,126.60 and 2,186.10

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Solution

The fourth proportional to 6,081.78, 9,126.60 and 2,186.10 is: 3,280.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,081.78 : 9,126.60 = 2,186.10 : x
  2. Step 2: Convert to fraction form
    6,081.78/9,126.60 = 2,186.10/x
  3. Step 3: Cross multiply
    6,081.78x = 9,126.60 × 2,186.10
  4. Step 4: Simplify right side
    6,081.78x = 19,951,660.26
  5. Step 5: Solve for x
    x = 19,951,660.26/6,081.78
  6. Step 6: Final answer
    x = 3,280.56

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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.