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Finding the Fourth Proportional to 5,104.02, 7,043.28 and 3,008

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Solution

The fourth proportional to 5,104.02, 7,043.28 and 3,008 is: 4,150.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,104.02 : 7,043.28 = 3,008 : x
  2. Step 2: Convert to fraction form
    5,104.02/7,043.28 = 3,008/x
  3. Step 3: Cross multiply
    5,104.02x = 7,043.28 × 3,008
  4. Step 4: Simplify right side
    5,104.02x = 21,186,186.24
  5. Step 5: Solve for x
    x = 21,186,186.24/5,104.02
  6. Step 6: Final answer
    x = 4,150.88

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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.