Home / 3,222.06-4,446.27-1,824.78

Finding the Fourth Proportional to 3,222.06, 4,446.27 and 1,824.78

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Solution

The fourth proportional to 3,222.06, 4,446.27 and 1,824.78 is: 2,518.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,222.06 : 4,446.27 = 1,824.78 : x
  2. Step 2: Convert to fraction form
    3,222.06/4,446.27 = 1,824.78/x
  3. Step 3: Cross multiply
    3,222.06x = 4,446.27 × 1,824.78
  4. Step 4: Simplify right side
    3,222.06x = 8,113,464.57
  5. Step 5: Solve for x
    x = 8,113,464.57/3,222.06
  6. Step 6: Final answer
    x = 2,518.10

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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.