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Finding the Fourth Proportional to 6,270.49, 9,406.20 and 2,110.49

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Solution

The fourth proportional to 6,270.49, 9,406.20 and 2,110.49 is: 3,165.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,270.49 : 9,406.20 = 2,110.49 : x
  2. Step 2: Convert to fraction form
    6,270.49/9,406.20 = 2,110.49/x
  3. Step 3: Cross multiply
    6,270.49x = 9,406.20 × 2,110.49
  4. Step 4: Simplify right side
    6,270.49x = 19,851,691.04
  5. Step 5: Solve for x
    x = 19,851,691.04/6,270.49
  6. Step 6: Final answer
    x = 3,165.89

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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.