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Finding the Fourth Proportional to 3,264.12, 4,883.98 and 1,943.06

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Solution

The fourth proportional to 3,264.12, 4,883.98 and 1,943.06 is: 2,907.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,264.12 : 4,883.98 = 1,943.06 : x
  2. Step 2: Convert to fraction form
    3,264.12/4,883.98 = 1,943.06/x
  3. Step 3: Cross multiply
    3,264.12x = 4,883.98 × 1,943.06
  4. Step 4: Simplify right side
    3,264.12x = 9,489,866.18
  5. Step 5: Solve for x
    x = 9,489,866.18/3,264.12
  6. Step 6: Final answer
    x = 2,907.33

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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.