Home / 7,863.30-11,795.70-2,019.96

Finding the Fourth Proportional to 7,863.30, 11,795.70 and 2,019.96

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Solution

The fourth proportional to 7,863.30, 11,795.70 and 2,019.96 is: 3,030.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,863.30 : 11,795.70 = 2,019.96 : x
  2. Step 2: Convert to fraction form
    7,863.30/11,795.70 = 2,019.96/x
  3. Step 3: Cross multiply
    7,863.30x = 11,795.70 × 2,019.96
  4. Step 4: Simplify right side
    7,863.30x = 23,826,842.17
  5. Step 5: Solve for x
    x = 23,826,842.17/7,863.30
  6. Step 6: Final answer
    x = 3,030.13

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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.