Home / 7,863.92-11,795.70-2,317.12

Finding the Fourth Proportional to 7,863.92, 11,795.70 and 2,317.12

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Solution

The fourth proportional to 7,863.92, 11,795.70 and 2,317.12 is: 3,475.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,863.92 : 11,795.70 = 2,317.12 : x
  2. Step 2: Convert to fraction form
    7,863.92/11,795.70 = 2,317.12/x
  3. Step 3: Cross multiply
    7,863.92x = 11,795.70 × 2,317.12
  4. Step 4: Simplify right side
    7,863.92x = 27,332,052.38
  5. Step 5: Solve for x
    x = 27,332,052.38/7,863.92
  6. Step 6: Final answer
    x = 3,475.63

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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.