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Finding the Fourth Proportional to 2,883.10, 4,324.73 and 803.26

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Solution

The fourth proportional to 2,883.10, 4,324.73 and 803.26 is: 1,204.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,883.10 : 4,324.73 = 803.26 : x
  2. Step 2: Convert to fraction form
    2,883.10/4,324.73 = 803.26/x
  3. Step 3: Cross multiply
    2,883.10x = 4,324.73 × 803.26
  4. Step 4: Simplify right side
    2,883.10x = 3,473,856.98
  5. Step 5: Solve for x
    x = 3,473,856.98/2,883.10
  6. Step 6: Final answer
    x = 1,204.91

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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.