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Finding the Fourth Proportional to 2,865.26, 4,301.16 and 2,703.26

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Solution

The fourth proportional to 2,865.26, 4,301.16 and 2,703.26 is: 4,057.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,865.26 : 4,301.16 = 2,703.26 : x
  2. Step 2: Convert to fraction form
    2,865.26/4,301.16 = 2,703.26/x
  3. Step 3: Cross multiply
    2,865.26x = 4,301.16 × 2,703.26
  4. Step 4: Simplify right side
    2,865.26x = 11,627,153.78
  5. Step 5: Solve for x
    x = 11,627,153.78/2,865.26
  6. Step 6: Final answer
    x = 4,057.98

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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.