Home / 3,608.46-4,982.49-2,824.74

Finding the Fourth Proportional to 3,608.46, 4,982.49 and 2,824.74

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Solution

The fourth proportional to 3,608.46, 4,982.49 and 2,824.74 is: 3,900.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,608.46 : 4,982.49 = 2,824.74 : x
  2. Step 2: Convert to fraction form
    3,608.46/4,982.49 = 2,824.74/x
  3. Step 3: Cross multiply
    3,608.46x = 4,982.49 × 2,824.74
  4. Step 4: Simplify right side
    3,608.46x = 14,074,238.80
  5. Step 5: Solve for x
    x = 14,074,238.80/3,608.46
  6. Step 6: Final answer
    x = 3,900.34

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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.