Home / 8,641.08-12,963.24-2,796.93

Finding the Fourth Proportional to 8,641.08, 12,963.24 and 2,796.93

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Solution

The fourth proportional to 8,641.08, 12,963.24 and 2,796.93 is: 4,195.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,641.08 : 12,963.24 = 2,796.93 : x
  2. Step 2: Convert to fraction form
    8,641.08/12,963.24 = 2,796.93/x
  3. Step 3: Cross multiply
    8,641.08x = 12,963.24 × 2,796.93
  4. Step 4: Simplify right side
    8,641.08x = 36,257,274.85
  5. Step 5: Solve for x
    x = 36,257,274.85/8,641.08
  6. Step 6: Final answer
    x = 4,195.92

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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.