Home / 3,751.14-5,176.55-2,072.54

Finding the Fourth Proportional to 3,751.14, 5,176.55 and 2,072.54

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Solution

The fourth proportional to 3,751.14, 5,176.55 and 2,072.54 is: 2,860.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,751.14 : 5,176.55 = 2,072.54 : x
  2. Step 2: Convert to fraction form
    3,751.14/5,176.55 = 2,072.54/x
  3. Step 3: Cross multiply
    3,751.14x = 5,176.55 × 2,072.54
  4. Step 4: Simplify right side
    3,751.14x = 10,728,570.69
  5. Step 5: Solve for x
    x = 10,728,570.69/3,751.14
  6. Step 6: Final answer
    x = 2,860.08

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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.