Home / 4,162.47-6,238.31-1,694.43

Finding the Fourth Proportional to 4,162.47, 6,238.31 and 1,694.43

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Solution

The fourth proportional to 4,162.47, 6,238.31 and 1,694.43 is: 2,539.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,162.47 : 6,238.31 = 1,694.43 : x
  2. Step 2: Convert to fraction form
    4,162.47/6,238.31 = 1,694.43/x
  3. Step 3: Cross multiply
    4,162.47x = 6,238.31 × 1,694.43
  4. Step 4: Simplify right side
    4,162.47x = 10,570,371.14
  5. Step 5: Solve for x
    x = 10,570,371.14/4,162.47
  6. Step 6: Final answer
    x = 2,539.45

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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.