Home / 10,983.74-16,475.45-2,663.82

Finding the Fourth Proportional to 10,983.74, 16,475.45 and 2,663.82

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Solution

The fourth proportional to 10,983.74, 16,475.45 and 2,663.82 is: 3,995.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,983.74 : 16,475.45 = 2,663.82 : x
  2. Step 2: Convert to fraction form
    10,983.74/16,475.45 = 2,663.82/x
  3. Step 3: Cross multiply
    10,983.74x = 16,475.45 × 2,663.82
  4. Step 4: Simplify right side
    10,983.74x = 43,887,619.90
  5. Step 5: Solve for x
    x = 43,887,619.90/10,983.74
  6. Step 6: Final answer
    x = 3,995.69

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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.