Home / 3,206.43-4,426.88-2,458.95

Finding the Fourth Proportional to 3,206.43, 4,426.88 and 2,458.95

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Solution

The fourth proportional to 3,206.43, 4,426.88 and 2,458.95 is: 3,394.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,206.43 : 4,426.88 = 2,458.95 : x
  2. Step 2: Convert to fraction form
    3,206.43/4,426.88 = 2,458.95/x
  3. Step 3: Cross multiply
    3,206.43x = 4,426.88 × 2,458.95
  4. Step 4: Simplify right side
    3,206.43x = 10,885,464.28
  5. Step 5: Solve for x
    x = 10,885,464.28/3,206.43
  6. Step 6: Final answer
    x = 3,394.89

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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.