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Finding the Fourth Proportional to 3,503.88, 5,224.91 and 3,331.62

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Solution

The fourth proportional to 3,503.88, 5,224.91 and 3,331.62 is: 4,968.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,503.88 : 5,224.91 = 3,331.62 : x
  2. Step 2: Convert to fraction form
    3,503.88/5,224.91 = 3,331.62/x
  3. Step 3: Cross multiply
    3,503.88x = 5,224.91 × 3,331.62
  4. Step 4: Simplify right side
    3,503.88x = 17,407,398.00
  5. Step 5: Solve for x
    x = 17,407,398.00/3,503.88
  6. Step 6: Final answer
    x = 4,968.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.