Home / 7,513.78-11,273.26-3,356.66

Finding the Fourth Proportional to 7,513.78, 11,273.26 and 3,356.66

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Solution

The fourth proportional to 7,513.78, 11,273.26 and 3,356.66 is: 5,036.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,513.78 : 11,273.26 = 3,356.66 : x
  2. Step 2: Convert to fraction form
    7,513.78/11,273.26 = 3,356.66/x
  3. Step 3: Cross multiply
    7,513.78x = 11,273.26 × 3,356.66
  4. Step 4: Simplify right side
    7,513.78x = 37,840,463.58
  5. Step 5: Solve for x
    x = 37,840,463.58/7,513.78
  6. Step 6: Final answer
    x = 5,036.14

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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.