Home / 7,823.14-11,732.66-2,894.20

Finding the Fourth Proportional to 7,823.14, 11,732.66 and 2,894.20

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Solution

The fourth proportional to 7,823.14, 11,732.66 and 2,894.20 is: 4,340.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,823.14 : 11,732.66 = 2,894.20 : x
  2. Step 2: Convert to fraction form
    7,823.14/11,732.66 = 2,894.20/x
  3. Step 3: Cross multiply
    7,823.14x = 11,732.66 × 2,894.20
  4. Step 4: Simplify right side
    7,823.14x = 33,956,664.57
  5. Step 5: Solve for x
    x = 33,956,664.57/7,823.14
  6. Step 6: Final answer
    x = 4,340.54

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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.