Home / 5,181.14-7,151.49-2,944.25

Finding the Fourth Proportional to 5,181.14, 7,151.49 and 2,944.25

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Solution

The fourth proportional to 5,181.14, 7,151.49 and 2,944.25 is: 4,063.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,181.14 : 7,151.49 = 2,944.25 : x
  2. Step 2: Convert to fraction form
    5,181.14/7,151.49 = 2,944.25/x
  3. Step 3: Cross multiply
    5,181.14x = 7,151.49 × 2,944.25
  4. Step 4: Simplify right side
    5,181.14x = 21,055,765.49
  5. Step 5: Solve for x
    x = 21,055,765.49/5,181.14
  6. Step 6: Final answer
    x = 4,063.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.