Home / 7,864.49-11,796.84-2,317.94

Finding the Fourth Proportional to 7,864.49, 11,796.84 and 2,317.94

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Solution

The fourth proportional to 7,864.49, 11,796.84 and 2,317.94 is: 3,476.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,864.49 : 11,796.84 = 2,317.94 : x
  2. Step 2: Convert to fraction form
    7,864.49/11,796.84 = 2,317.94/x
  3. Step 3: Cross multiply
    7,864.49x = 11,796.84 × 2,317.94
  4. Step 4: Simplify right side
    7,864.49x = 27,344,385.74
  5. Step 5: Solve for x
    x = 27,344,385.74/7,864.49
  6. Step 6: Final answer
    x = 3,476.94

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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.