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Finding the Fourth Proportional to 2,014.41, 3,021.04 and 698.11

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Solution

The fourth proportional to 2,014.41, 3,021.04 and 698.11 is: 1,046.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,014.41 : 3,021.04 = 698.11 : x
  2. Step 2: Convert to fraction form
    2,014.41/3,021.04 = 698.11/x
  3. Step 3: Cross multiply
    2,014.41x = 3,021.04 × 698.11
  4. Step 4: Simplify right side
    2,014.41x = 2,109,018.23
  5. Step 5: Solve for x
    x = 2,109,018.23/2,014.41
  6. Step 6: Final answer
    x = 1,046.97

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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.