Home / 5,197.08-7,792.20-2,422.26

Finding the Fourth Proportional to 5,197.08, 7,792.20 and 2,422.26

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Solution

The fourth proportional to 5,197.08, 7,792.20 and 2,422.26 is: 3,631.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,197.08 : 7,792.20 = 2,422.26 : x
  2. Step 2: Convert to fraction form
    5,197.08/7,792.20 = 2,422.26/x
  3. Step 3: Cross multiply
    5,197.08x = 7,792.20 × 2,422.26
  4. Step 4: Simplify right side
    5,197.08x = 18,874,734.37
  5. Step 5: Solve for x
    x = 18,874,734.37/5,197.08
  6. Step 6: Final answer
    x = 3,631.80

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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.