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Finding the Fourth Proportional to 4,965.03, 6,851.78 and 2,726.93

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Solution

The fourth proportional to 4,965.03, 6,851.78 and 2,726.93 is: 3,763.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,965.03 : 6,851.78 = 2,726.93 : x
  2. Step 2: Convert to fraction form
    4,965.03/6,851.78 = 2,726.93/x
  3. Step 3: Cross multiply
    4,965.03x = 6,851.78 × 2,726.93
  4. Step 4: Simplify right side
    4,965.03x = 18,684,324.44
  5. Step 5: Solve for x
    x = 18,684,324.44/4,965.03
  6. Step 6: Final answer
    x = 3,763.18

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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.