Home / 4,937.28-7,399.71-2,162.22

Finding the Fourth Proportional to 4,937.28, 7,399.71 and 2,162.22

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Solution

The fourth proportional to 4,937.28, 7,399.71 and 2,162.22 is: 3,240.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,937.28 : 7,399.71 = 2,162.22 : x
  2. Step 2: Convert to fraction form
    4,937.28/7,399.71 = 2,162.22/x
  3. Step 3: Cross multiply
    4,937.28x = 7,399.71 × 2,162.22
  4. Step 4: Simplify right side
    4,937.28x = 15,999,800.96
  5. Step 5: Solve for x
    x = 15,999,800.96/4,937.28
  6. Step 6: Final answer
    x = 3,240.61

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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.