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Finding the Fourth Proportional to 4,503.78, 6,215.06 and 2,514.29

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Solution

The fourth proportional to 4,503.78, 6,215.06 and 2,514.29 is: 3,469.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,503.78 : 6,215.06 = 2,514.29 : x
  2. Step 2: Convert to fraction form
    4,503.78/6,215.06 = 2,514.29/x
  3. Step 3: Cross multiply
    4,503.78x = 6,215.06 × 2,514.29
  4. Step 4: Simplify right side
    4,503.78x = 15,626,419.56
  5. Step 5: Solve for x
    x = 15,626,419.56/4,503.78
  6. Step 6: Final answer
    x = 3,469.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.