Home / 3,208.20-4,426-2,460.84

Finding the Fourth Proportional to 3,208.20, 4,426 and 2,460.84

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Solution

The fourth proportional to 3,208.20, 4,426 and 2,460.84 is: 3,394.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,208.20 : 4,426 = 2,460.84 : x
  2. Step 2: Convert to fraction form
    3,208.20/4,426 = 2,460.84/x
  3. Step 3: Cross multiply
    3,208.20x = 4,426 × 2,460.84
  4. Step 4: Simplify right side
    3,208.20x = 10,891,677.84
  5. Step 5: Solve for x
    x = 10,891,677.84/3,208.20
  6. Step 6: Final answer
    x = 3,394.95

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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.