Home / 5,738.82-7,918.38-3,752.30

Finding the Fourth Proportional to 5,738.82, 7,918.38 and 3,752.30

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Solution

The fourth proportional to 5,738.82, 7,918.38 and 3,752.30 is: 5,177.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,738.82 : 7,918.38 = 3,752.30 : x
  2. Step 2: Convert to fraction form
    5,738.82/7,918.38 = 3,752.30/x
  3. Step 3: Cross multiply
    5,738.82x = 7,918.38 × 3,752.30
  4. Step 4: Simplify right side
    5,738.82x = 29,712,097.68
  5. Step 5: Solve for x
    x = 29,712,097.68/5,738.82
  6. Step 6: Final answer
    x = 5,177.39

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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.