Home / 4,212.42-6,275.39-4,022.88

Finding the Fourth Proportional to 4,212.42, 6,275.39 and 4,022.88

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Solution

The fourth proportional to 4,212.42, 6,275.39 and 4,022.88 is: 5,993.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,212.42 : 6,275.39 = 4,022.88 : x
  2. Step 2: Convert to fraction form
    4,212.42/6,275.39 = 4,022.88/x
  3. Step 3: Cross multiply
    4,212.42x = 6,275.39 × 4,022.88
  4. Step 4: Simplify right side
    4,212.42x = 25,245,140.92
  5. Step 5: Solve for x
    x = 25,245,140.92/4,212.42
  6. Step 6: Final answer
    x = 5,993.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.