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Finding the Fourth Proportional to 3,476.52, 5,213.96 and 1,010.68

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Solution

The fourth proportional to 3,476.52, 5,213.96 and 1,010.68 is: 1,515.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,476.52 : 5,213.96 = 1,010.68 : x
  2. Step 2: Convert to fraction form
    3,476.52/5,213.96 = 1,010.68/x
  3. Step 3: Cross multiply
    3,476.52x = 5,213.96 × 1,010.68
  4. Step 4: Simplify right side
    3,476.52x = 5,269,645.09
  5. Step 5: Solve for x
    x = 5,269,645.09/3,476.52
  6. Step 6: Final answer
    x = 1,515.78

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1.5x scale

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.