Home / 3,669.72-5,062.56-2,177.70

Finding the Fourth Proportional to 3,669.72, 5,062.56 and 2,177.70

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Solution

The fourth proportional to 3,669.72, 5,062.56 and 2,177.70 is: 3,004.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669.72 : 5,062.56 = 2,177.70 : x
  2. Step 2: Convert to fraction form
    3,669.72/5,062.56 = 2,177.70/x
  3. Step 3: Cross multiply
    3,669.72x = 5,062.56 × 2,177.70
  4. Step 4: Simplify right side
    3,669.72x = 11,024,736.91
  5. Step 5: Solve for x
    x = 11,024,736.91/3,669.72
  6. Step 6: Final answer
    x = 3,004.24

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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.