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Finding the Fourth Proportional to 6,162.77, 9,243.54 and 3,388.52

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Solution

The fourth proportional to 6,162.77, 9,243.54 and 3,388.52 is: 5,082.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,162.77 : 9,243.54 = 3,388.52 : x
  2. Step 2: Convert to fraction form
    6,162.77/9,243.54 = 3,388.52/x
  3. Step 3: Cross multiply
    6,162.77x = 9,243.54 × 3,388.52
  4. Step 4: Simplify right side
    6,162.77x = 31,321,873.94
  5. Step 5: Solve for x
    x = 31,321,873.94/6,162.77
  6. Step 6: Final answer
    x = 5,082.44

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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.