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Finding the Fourth Proportional to 5,907.66, 8,863.29 and 2,790.06

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Solution

The fourth proportional to 5,907.66, 8,863.29 and 2,790.06 is: 4,185.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,907.66 : 8,863.29 = 2,790.06 : x
  2. Step 2: Convert to fraction form
    5,907.66/8,863.29 = 2,790.06/x
  3. Step 3: Cross multiply
    5,907.66x = 8,863.29 × 2,790.06
  4. Step 4: Simplify right side
    5,907.66x = 24,729,110.90
  5. Step 5: Solve for x
    x = 24,729,110.90/5,907.66
  6. Step 6: Final answer
    x = 4,185.94

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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.