Home / 6,112.85-9,167.31-3,150.36

Finding the Fourth Proportional to 6,112.85, 9,167.31 and 3,150.36

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Solution

The fourth proportional to 6,112.85, 9,167.31 and 3,150.36 is: 4,724.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,112.85 : 9,167.31 = 3,150.36 : x
  2. Step 2: Convert to fraction form
    6,112.85/9,167.31 = 3,150.36/x
  3. Step 3: Cross multiply
    6,112.85x = 9,167.31 × 3,150.36
  4. Step 4: Simplify right side
    6,112.85x = 28,880,326.73
  5. Step 5: Solve for x
    x = 28,880,326.73/6,112.85
  6. Step 6: Final answer
    x = 4,724.53

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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.