Home / 7,863.24-11,795.55-2,019.84

Finding the Fourth Proportional to 7,863.24, 11,795.55 and 2,019.84

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Solution

The fourth proportional to 7,863.24, 11,795.55 and 2,019.84 is: 3,029.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,863.24 : 11,795.55 = 2,019.84 : x
  2. Step 2: Convert to fraction form
    7,863.24/11,795.55 = 2,019.84/x
  3. Step 3: Cross multiply
    7,863.24x = 11,795.55 × 2,019.84
  4. Step 4: Simplify right side
    7,863.24x = 23,825,123.71
  5. Step 5: Solve for x
    x = 23,825,123.71/7,863.24
  6. Step 6: Final answer
    x = 3,029.94

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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.