Home / 3,755.54-5,177.82-2,574.56

Finding the Fourth Proportional to 3,755.54, 5,177.82 and 2,574.56

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Solution

The fourth proportional to 3,755.54, 5,177.82 and 2,574.56 is: 3,549.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,755.54 : 5,177.82 = 2,574.56 : x
  2. Step 2: Convert to fraction form
    3,755.54/5,177.82 = 2,574.56/x
  3. Step 3: Cross multiply
    3,755.54x = 5,177.82 × 2,574.56
  4. Step 4: Simplify right side
    3,755.54x = 13,330,608.26
  5. Step 5: Solve for x
    x = 13,330,608.26/3,755.54
  6. Step 6: Final answer
    x = 3,549.58

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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.