Home / 6,238.31-9,357.33-2,078.62

Finding the Fourth Proportional to 6,238.31, 9,357.33 and 2,078.62

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Solution

The fourth proportional to 6,238.31, 9,357.33 and 2,078.62 is: 3,117.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,238.31 : 9,357.33 = 2,078.62 : x
  2. Step 2: Convert to fraction form
    6,238.31/9,357.33 = 2,078.62/x
  3. Step 3: Cross multiply
    6,238.31x = 9,357.33 × 2,078.62
  4. Step 4: Simplify right side
    6,238.31x = 19,450,286.50
  5. Step 5: Solve for x
    x = 19,450,286.50/6,238.31
  6. Step 6: Final answer
    x = 3,117.88

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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.