Home / 11,825.92-17,738.79-4,900.42

Finding the Fourth Proportional to 11,825.92, 17,738.79 and 4,900.42

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Solution

The fourth proportional to 11,825.92, 17,738.79 and 4,900.42 is: 7,350.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,825.92 : 17,738.79 = 4,900.42 : x
  2. Step 2: Convert to fraction form
    11,825.92/17,738.79 = 4,900.42/x
  3. Step 3: Cross multiply
    11,825.92x = 17,738.79 × 4,900.42
  4. Step 4: Simplify right side
    11,825.92x = 86,927,521.29
  5. Step 5: Solve for x
    x = 86,927,521.29/11,825.92
  6. Step 6: Final answer
    x = 7,350.59

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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.