Home / 5,046.08-6,963.36-2,807.78

Finding the Fourth Proportional to 5,046.08, 6,963.36 and 2,807.78

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Solution

The fourth proportional to 5,046.08, 6,963.36 and 2,807.78 is: 3,874.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,046.08 : 6,963.36 = 2,807.78 : x
  2. Step 2: Convert to fraction form
    5,046.08/6,963.36 = 2,807.78/x
  3. Step 3: Cross multiply
    5,046.08x = 6,963.36 × 2,807.78
  4. Step 4: Simplify right side
    5,046.08x = 19,551,582.94
  5. Step 5: Solve for x
    x = 19,551,582.94/5,046.08
  6. Step 6: Final answer
    x = 3,874.61

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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.