Home / 11,541.92-17,313.52-3,753.12

Finding the Fourth Proportional to 11,541.92, 17,313.52 and 3,753.12

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Solution

The fourth proportional to 11,541.92, 17,313.52 and 3,753.12 is: 5,629.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,541.92 : 17,313.52 = 3,753.12 : x
  2. Step 2: Convert to fraction form
    11,541.92/17,313.52 = 3,753.12/x
  3. Step 3: Cross multiply
    11,541.92x = 17,313.52 × 3,753.12
  4. Step 4: Simplify right side
    11,541.92x = 64,979,718.18
  5. Step 5: Solve for x
    x = 64,979,718.18/11,541.92
  6. Step 6: Final answer
    x = 5,629.89

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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.