Home / 4,194.24-6,290.55-3,986.10

Finding the Fourth Proportional to 4,194.24, 6,290.55 and 3,986.10

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Solution

The fourth proportional to 4,194.24, 6,290.55 and 3,986.10 is: 5,978.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,194.24 : 6,290.55 = 3,986.10 : x
  2. Step 2: Convert to fraction form
    4,194.24/6,290.55 = 3,986.10/x
  3. Step 3: Cross multiply
    4,194.24x = 6,290.55 × 3,986.10
  4. Step 4: Simplify right side
    4,194.24x = 25,074,761.36
  5. Step 5: Solve for x
    x = 25,074,761.36/4,194.24
  6. Step 6: Final answer
    x = 5,978.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.