Home / 9,218.57-13,827.83-2,644.79

Finding the Fourth Proportional to 9,218.57, 13,827.83 and 2,644.79

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Solution

The fourth proportional to 9,218.57, 13,827.83 and 2,644.79 is: 3,967.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,218.57 : 13,827.83 = 2,644.79 : x
  2. Step 2: Convert to fraction form
    9,218.57/13,827.83 = 2,644.79/x
  3. Step 3: Cross multiply
    9,218.57x = 13,827.83 × 2,644.79
  4. Step 4: Simplify right side
    9,218.57x = 36,571,624.14
  5. Step 5: Solve for x
    x = 36,571,624.14/9,218.57
  6. Step 6: Final answer
    x = 3,967.17

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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.