Home / 3,751.63-5,177.24-2,180.02

Finding the Fourth Proportional to 3,751.63, 5,177.24 and 2,180.02

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Solution

The fourth proportional to 3,751.63, 5,177.24 and 2,180.02 is: 3,008.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,751.63 : 5,177.24 = 2,180.02 : x
  2. Step 2: Convert to fraction form
    3,751.63/5,177.24 = 2,180.02/x
  3. Step 3: Cross multiply
    3,751.63x = 5,177.24 × 2,180.02
  4. Step 4: Simplify right side
    3,751.63x = 11,286,486.74
  5. Step 5: Solve for x
    x = 11,286,486.74/3,751.63
  6. Step 6: Final answer
    x = 3,008.42

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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.