Home / 3,740.63-5,162.06-2,168.82

Finding the Fourth Proportional to 3,740.63, 5,162.06 and 2,168.82

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Solution

The fourth proportional to 3,740.63, 5,162.06 and 2,168.82 is: 2,992.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,740.63 : 5,162.06 = 2,168.82 : x
  2. Step 2: Convert to fraction form
    3,740.63/5,162.06 = 2,168.82/x
  3. Step 3: Cross multiply
    3,740.63x = 5,162.06 × 2,168.82
  4. Step 4: Simplify right side
    3,740.63x = 11,195,584.39
  5. Step 5: Solve for x
    x = 11,195,584.39/3,740.63
  6. Step 6: Final answer
    x = 2,992.97

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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.