Home / 8,238.68-12,359.26-2,394.56

Finding the Fourth Proportional to 8,238.68, 12,359.26 and 2,394.56

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Solution

The fourth proportional to 8,238.68, 12,359.26 and 2,394.56 is: 3,592.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,238.68 : 12,359.26 = 2,394.56 : x
  2. Step 2: Convert to fraction form
    8,238.68/12,359.26 = 2,394.56/x
  3. Step 3: Cross multiply
    8,238.68x = 12,359.26 × 2,394.56
  4. Step 4: Simplify right side
    8,238.68x = 29,594,989.63
  5. Step 5: Solve for x
    x = 29,594,989.63/8,238.68
  6. Step 6: Final answer
    x = 3,592.20

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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.