Home / 9,119.22-13,664.23-8,244.42

Finding the Fourth Proportional to 9,119.22, 13,664.23 and 8,244.42

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Solution

The fourth proportional to 9,119.22, 13,664.23 and 8,244.42 is: 12,353.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,119.22 : 13,664.23 = 8,244.42 : x
  2. Step 2: Convert to fraction form
    9,119.22/13,664.23 = 8,244.42/x
  3. Step 3: Cross multiply
    9,119.22x = 13,664.23 × 8,244.42
  4. Step 4: Simplify right side
    9,119.22x = 112,653,651.10
  5. Step 5: Solve for x
    x = 112,653,651.10/9,119.22
  6. Step 6: Final answer
    x = 12,353.43

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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.