Home / 6,142.96-9,211.24-2,192.73

Finding the Fourth Proportional to 6,142.96, 9,211.24 and 2,192.73

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Solution

The fourth proportional to 6,142.96, 9,211.24 and 2,192.73 is: 3,287.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,142.96 : 9,211.24 = 2,192.73 : x
  2. Step 2: Convert to fraction form
    6,142.96/9,211.24 = 2,192.73/x
  3. Step 3: Cross multiply
    6,142.96x = 9,211.24 × 2,192.73
  4. Step 4: Simplify right side
    6,142.96x = 20,197,762.29
  5. Step 5: Solve for x
    x = 20,197,762.29/6,142.96
  6. Step 6: Final answer
    x = 3,287.95

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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.