Home / 4,168.62-6,245.75-2,762.15

Finding the Fourth Proportional to 4,168.62, 6,245.75 and 2,762.15

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Solution

The fourth proportional to 4,168.62, 6,245.75 and 2,762.15 is: 4,138.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,168.62 : 6,245.75 = 2,762.15 : x
  2. Step 2: Convert to fraction form
    4,168.62/6,245.75 = 2,762.15/x
  3. Step 3: Cross multiply
    4,168.62x = 6,245.75 × 2,762.15
  4. Step 4: Simplify right side
    4,168.62x = 17,251,653.32
  5. Step 5: Solve for x
    x = 17,251,653.32/4,168.62
  6. Step 6: Final answer
    x = 4,138.46

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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.