Home / 3,751.53-5,177.03-2,072.85

Finding the Fourth Proportional to 3,751.53, 5,177.03 and 2,072.85

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Solution

The fourth proportional to 3,751.53, 5,177.03 and 2,072.85 is: 2,860.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,751.53 : 5,177.03 = 2,072.85 : x
  2. Step 2: Convert to fraction form
    3,751.53/5,177.03 = 2,072.85/x
  3. Step 3: Cross multiply
    3,751.53x = 5,177.03 × 2,072.85
  4. Step 4: Simplify right side
    3,751.53x = 10,731,196.27
  5. Step 5: Solve for x
    x = 10,731,196.27/3,751.53
  6. Step 6: Final answer
    x = 2,860.49

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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.