Home / 8,239.38-12,359.08-2,396.16

Finding the Fourth Proportional to 8,239.38, 12,359.08 and 2,396.16

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Solution

The fourth proportional to 8,239.38, 12,359.08 and 2,396.16 is: 3,594.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,239.38 : 12,359.08 = 2,396.16 : x
  2. Step 2: Convert to fraction form
    8,239.38/12,359.08 = 2,396.16/x
  3. Step 3: Cross multiply
    8,239.38x = 12,359.08 × 2,396.16
  4. Step 4: Simplify right side
    8,239.38x = 29,614,333.13
  5. Step 5: Solve for x
    x = 29,614,333.13/8,239.38
  6. Step 6: Final answer
    x = 3,594.24

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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.