Home / 5,202.90-7,805.79-2,084.10

Finding the Fourth Proportional to 5,202.90, 7,805.79 and 2,084.10

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Solution

The fourth proportional to 5,202.90, 7,805.79 and 2,084.10 is: 3,126.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,202.90 : 7,805.79 = 2,084.10 : x
  2. Step 2: Convert to fraction form
    5,202.90/7,805.79 = 2,084.10/x
  3. Step 3: Cross multiply
    5,202.90x = 7,805.79 × 2,084.10
  4. Step 4: Simplify right side
    5,202.90x = 16,268,046.94
  5. Step 5: Solve for x
    x = 16,268,046.94/5,202.90
  6. Step 6: Final answer
    x = 3,126.73

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1.5x scale

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.