Home / 9,178.19-13,767.28-2,604.43

Finding the Fourth Proportional to 9,178.19, 13,767.28 and 2,604.43

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Solution

The fourth proportional to 9,178.19, 13,767.28 and 2,604.43 is: 3,906.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,178.19 : 13,767.28 = 2,604.43 : x
  2. Step 2: Convert to fraction form
    9,178.19/13,767.28 = 2,604.43/x
  3. Step 3: Cross multiply
    9,178.19x = 13,767.28 × 2,604.43
  4. Step 4: Simplify right side
    9,178.19x = 35,855,917.05
  5. Step 5: Solve for x
    x = 35,855,917.05/9,178.19
  6. Step 6: Final answer
    x = 3,906.64

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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.