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Finding the Fourth Proportional to 4,351.80, 6,006.06 and 2,955

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Solution

The fourth proportional to 4,351.80, 6,006.06 and 2,955 is: 4,078.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,351.80 : 6,006.06 = 2,955 : x
  2. Step 2: Convert to fraction form
    4,351.80/6,006.06 = 2,955/x
  3. Step 3: Cross multiply
    4,351.80x = 6,006.06 × 2,955
  4. Step 4: Simplify right side
    4,351.80x = 17,747,907.30
  5. Step 5: Solve for x
    x = 17,747,907.30/4,351.80
  6. Step 6: Final answer
    x = 4,078.29

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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.