Home / 2,741.70-4,112.55-2,607.30

Finding the Fourth Proportional to 2,741.70, 4,112.55 and 2,607.30

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Solution

The fourth proportional to 2,741.70, 4,112.55 and 2,607.30 is: 3,910.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,741.70 : 4,112.55 = 2,607.30 : x
  2. Step 2: Convert to fraction form
    2,741.70/4,112.55 = 2,607.30/x
  3. Step 3: Cross multiply
    2,741.70x = 4,112.55 × 2,607.30
  4. Step 4: Simplify right side
    2,741.70x = 10,722,651.62
  5. Step 5: Solve for x
    x = 10,722,651.62/2,741.70
  6. Step 6: Final answer
    x = 3,910.95

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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.