Home / 11,504.78-17,242.66-4,923.22

Finding the Fourth Proportional to 11,504.78, 17,242.66 and 4,923.22

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Solution

The fourth proportional to 11,504.78, 17,242.66 and 4,923.22 is: 7,378.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,504.78 : 17,242.66 = 4,923.22 : x
  2. Step 2: Convert to fraction form
    11,504.78/17,242.66 = 4,923.22/x
  3. Step 3: Cross multiply
    11,504.78x = 17,242.66 × 4,923.22
  4. Step 4: Simplify right side
    11,504.78x = 84,889,408.57
  5. Step 5: Solve for x
    x = 84,889,408.57/11,504.78
  6. Step 6: Final answer
    x = 7,378.62

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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.