Home / 10,983.38-16,474.91-2,663.47

Finding the Fourth Proportional to 10,983.38, 16,474.91 and 2,663.47

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Solution

The fourth proportional to 10,983.38, 16,474.91 and 2,663.47 is: 3,995.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,983.38 : 16,474.91 = 2,663.47 : x
  2. Step 2: Convert to fraction form
    10,983.38/16,474.91 = 2,663.47/x
  3. Step 3: Cross multiply
    10,983.38x = 16,474.91 × 2,663.47
  4. Step 4: Simplify right side
    10,983.38x = 43,880,358.12
  5. Step 5: Solve for x
    x = 43,880,358.12/10,983.38
  6. Step 6: Final answer
    x = 3,995.16

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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.