Home / 3,759.82-5,188.48-2,342.80

Finding the Fourth Proportional to 3,759.82, 5,188.48 and 2,342.80

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Solution

The fourth proportional to 3,759.82, 5,188.48 and 2,342.80 is: 3,233.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,759.82 : 5,188.48 = 2,342.80 : x
  2. Step 2: Convert to fraction form
    3,759.82/5,188.48 = 2,342.80/x
  3. Step 3: Cross multiply
    3,759.82x = 5,188.48 × 2,342.80
  4. Step 4: Simplify right side
    3,759.82x = 12,155,570.94
  5. Step 5: Solve for x
    x = 12,155,570.94/3,759.82
  6. Step 6: Final answer
    x = 3,233.02

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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.