Home / 7,941.47-11,912.24-2,394.79

Finding the Fourth Proportional to 7,941.47, 11,912.24 and 2,394.79

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Solution

The fourth proportional to 7,941.47, 11,912.24 and 2,394.79 is: 3,592.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,941.47 : 11,912.24 = 2,394.79 : x
  2. Step 2: Convert to fraction form
    7,941.47/11,912.24 = 2,394.79/x
  3. Step 3: Cross multiply
    7,941.47x = 11,912.24 × 2,394.79
  4. Step 4: Simplify right side
    7,941.47x = 28,527,289.44
  5. Step 5: Solve for x
    x = 28,527,289.44/7,941.47
  6. Step 6: Final answer
    x = 3,592.19

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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.