Home / 2,016.15-3,024.08-629.28

Finding the Fourth Proportional to 2,016.15, 3,024.08 and 629.28

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Solution

The fourth proportional to 2,016.15, 3,024.08 and 629.28 is: 943.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,016.15 : 3,024.08 = 629.28 : x
  2. Step 2: Convert to fraction form
    2,016.15/3,024.08 = 629.28/x
  3. Step 3: Cross multiply
    2,016.15x = 3,024.08 × 629.28
  4. Step 4: Simplify right side
    2,016.15x = 1,902,992.28
  5. Step 5: Solve for x
    x = 1,902,992.28/2,016.15
  6. Step 6: Final answer
    x = 943.88

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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.