Home / 6,142.75-9,212.20-2,246.11

Finding the Fourth Proportional to 6,142.75, 9,212.20 and 2,246.11

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Solution

The fourth proportional to 6,142.75, 9,212.20 and 2,246.11 is: 3,368.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,142.75 : 9,212.20 = 2,246.11 : x
  2. Step 2: Convert to fraction form
    6,142.75/9,212.20 = 2,246.11/x
  3. Step 3: Cross multiply
    6,142.75x = 9,212.20 × 2,246.11
  4. Step 4: Simplify right side
    6,142.75x = 20,691,614.54
  5. Step 5: Solve for x
    x = 20,691,614.54/6,142.75
  6. Step 6: Final answer
    x = 3,368.46

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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.