Home / 2,833.39-4,221.61-2,674.23

Finding the Fourth Proportional to 2,833.39, 4,221.61 and 2,674.23

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Solution

The fourth proportional to 2,833.39, 4,221.61 and 2,674.23 is: 3,984.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,833.39 : 4,221.61 = 2,674.23 : x
  2. Step 2: Convert to fraction form
    2,833.39/4,221.61 = 2,674.23/x
  3. Step 3: Cross multiply
    2,833.39x = 4,221.61 × 2,674.23
  4. Step 4: Simplify right side
    2,833.39x = 11,289,563.32
  5. Step 5: Solve for x
    x = 11,289,563.32/2,833.39
  6. Step 6: Final answer
    x = 3,984.47

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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.