Home / 6,021.29-9,036.62-3,940.72

Finding the Fourth Proportional to 6,021.29, 9,036.62 and 3,940.72

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Solution

The fourth proportional to 6,021.29, 9,036.62 and 3,940.72 is: 5,914.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,021.29 : 9,036.62 = 3,940.72 : x
  2. Step 2: Convert to fraction form
    6,021.29/9,036.62 = 3,940.72/x
  3. Step 3: Cross multiply
    6,021.29x = 9,036.62 × 3,940.72
  4. Step 4: Simplify right side
    6,021.29x = 35,610,724.28
  5. Step 5: Solve for x
    x = 35,610,724.28/6,021.29
  6. Step 6: Final answer
    x = 5,914.14

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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.