Home / 5,112.25-7,670.18-2,517.01

Finding the Fourth Proportional to 5,112.25, 7,670.18 and 2,517.01

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Solution

The fourth proportional to 5,112.25, 7,670.18 and 2,517.01 is: 3,776.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,112.25 : 7,670.18 = 2,517.01 : x
  2. Step 2: Convert to fraction form
    5,112.25/7,670.18 = 2,517.01/x
  3. Step 3: Cross multiply
    5,112.25x = 7,670.18 × 2,517.01
  4. Step 4: Simplify right side
    5,112.25x = 19,305,907.18
  5. Step 5: Solve for x
    x = 19,305,907.18/5,112.25
  6. Step 6: Final answer
    x = 3,776.40

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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.