Home / 3,517.80-5,276.70-2,418.84

Finding the Fourth Proportional to 3,517.80, 5,276.70 and 2,418.84

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Solution

The fourth proportional to 3,517.80, 5,276.70 and 2,418.84 is: 3,628.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,517.80 : 5,276.70 = 2,418.84 : x
  2. Step 2: Convert to fraction form
    3,517.80/5,276.70 = 2,418.84/x
  3. Step 3: Cross multiply
    3,517.80x = 5,276.70 × 2,418.84
  4. Step 4: Simplify right side
    3,517.80x = 12,763,493.03
  5. Step 5: Solve for x
    x = 12,763,493.03/3,517.80
  6. Step 6: Final answer
    x = 3,628.26

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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.