Home / 6,139.82-9,211.54-2,627.94

Finding the Fourth Proportional to 6,139.82, 9,211.54 and 2,627.94

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Solution

The fourth proportional to 6,139.82, 9,211.54 and 2,627.94 is: 3,942.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,139.82 : 9,211.54 = 2,627.94 : x
  2. Step 2: Convert to fraction form
    6,139.82/9,211.54 = 2,627.94/x
  3. Step 3: Cross multiply
    6,139.82x = 9,211.54 × 2,627.94
  4. Step 4: Simplify right side
    6,139.82x = 24,207,374.43
  5. Step 5: Solve for x
    x = 24,207,374.43/6,139.82
  6. Step 6: Final answer
    x = 3,942.68

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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.