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Finding the Fourth Proportional to 3,796.47, 5,239.08 and 2,676.24

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Solution

The fourth proportional to 3,796.47, 5,239.08 and 2,676.24 is: 3,693.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,796.47 : 5,239.08 = 2,676.24 : x
  2. Step 2: Convert to fraction form
    3,796.47/5,239.08 = 2,676.24/x
  3. Step 3: Cross multiply
    3,796.47x = 5,239.08 × 2,676.24
  4. Step 4: Simplify right side
    3,796.47x = 14,021,035.46
  5. Step 5: Solve for x
    x = 14,021,035.46/3,796.47
  6. Step 6: Final answer
    x = 3,693.18

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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.