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Finding the Fourth Proportional to 5,270.22, 7,909.22 and 2,496.89

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Solution

The fourth proportional to 5,270.22, 7,909.22 and 2,496.89 is: 3,747.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,270.22 : 7,909.22 = 2,496.89 : x
  2. Step 2: Convert to fraction form
    5,270.22/7,909.22 = 2,496.89/x
  3. Step 3: Cross multiply
    5,270.22x = 7,909.22 × 2,496.89
  4. Step 4: Simplify right side
    5,270.22x = 19,748,400.30
  5. Step 5: Solve for x
    x = 19,748,400.30/5,270.22
  6. Step 6: Final answer
    x = 3,747.17

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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.