Home / 4,807.22-7,198.25-3,865.16

Finding the Fourth Proportional to 4,807.22, 7,198.25 and 3,865.16

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Solution

The fourth proportional to 4,807.22, 7,198.25 and 3,865.16 is: 5,787.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,807.22 : 7,198.25 = 3,865.16 : x
  2. Step 2: Convert to fraction form
    4,807.22/7,198.25 = 3,865.16/x
  3. Step 3: Cross multiply
    4,807.22x = 7,198.25 × 3,865.16
  4. Step 4: Simplify right side
    4,807.22x = 27,822,395.17
  5. Step 5: Solve for x
    x = 27,822,395.17/4,807.22
  6. Step 6: Final answer
    x = 5,787.62

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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.