Home / 7,864.81-11,796.83-2,934.07

Finding the Fourth Proportional to 7,864.81, 11,796.83 and 2,934.07

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Solution

The fourth proportional to 7,864.81, 11,796.83 and 2,934.07 is: 4,400.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,864.81 : 11,796.83 = 2,934.07 : x
  2. Step 2: Convert to fraction form
    7,864.81/11,796.83 = 2,934.07/x
  3. Step 3: Cross multiply
    7,864.81x = 11,796.83 × 2,934.07
  4. Step 4: Simplify right side
    7,864.81x = 34,612,725.00
  5. Step 5: Solve for x
    x = 34,612,725.00/7,864.81
  6. Step 6: Final answer
    x = 4,400.96

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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.