Home / 5,881.26-8,118.81-3,759.69

Finding the Fourth Proportional to 5,881.26, 8,118.81 and 3,759.69

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Solution

The fourth proportional to 5,881.26, 8,118.81 and 3,759.69 is: 5,190.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,881.26 : 8,118.81 = 3,759.69 : x
  2. Step 2: Convert to fraction form
    5,881.26/8,118.81 = 3,759.69/x
  3. Step 3: Cross multiply
    5,881.26x = 8,118.81 × 3,759.69
  4. Step 4: Simplify right side
    5,881.26x = 30,524,208.77
  5. Step 5: Solve for x
    x = 30,524,208.77/5,881.26
  6. Step 6: Final answer
    x = 5,190.08

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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.