Home / 4,338.26-5,986.68-3,220.46

Finding the Fourth Proportional to 4,338.26, 5,986.68 and 3,220.46

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Solution

The fourth proportional to 4,338.26, 5,986.68 and 3,220.46 is: 4,444.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,338.26 : 5,986.68 = 3,220.46 : x
  2. Step 2: Convert to fraction form
    4,338.26/5,986.68 = 3,220.46/x
  3. Step 3: Cross multiply
    4,338.26x = 5,986.68 × 3,220.46
  4. Step 4: Simplify right side
    4,338.26x = 19,279,863.47
  5. Step 5: Solve for x
    x = 19,279,863.47/4,338.26
  6. Step 6: Final answer
    x = 4,444.15

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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.