Home / 4,222.32-5,824.20-2,727.84

Finding the Fourth Proportional to 4,222.32, 5,824.20 and 2,727.84

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Solution

The fourth proportional to 4,222.32, 5,824.20 and 2,727.84 is: 3,762.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,222.32 : 5,824.20 = 2,727.84 : x
  2. Step 2: Convert to fraction form
    4,222.32/5,824.20 = 2,727.84/x
  3. Step 3: Cross multiply
    4,222.32x = 5,824.20 × 2,727.84
  4. Step 4: Simplify right side
    4,222.32x = 15,887,485.73
  5. Step 5: Solve for x
    x = 15,887,485.73/4,222.32
  6. Step 6: Final answer
    x = 3,762.74

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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.