Home / 9,238.43-13,857.28-3,082.43

Finding the Fourth Proportional to 9,238.43, 13,857.28 and 3,082.43

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Solution

The fourth proportional to 9,238.43, 13,857.28 and 3,082.43 is: 4,623.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,238.43 : 13,857.28 = 3,082.43 : x
  2. Step 2: Convert to fraction form
    9,238.43/13,857.28 = 3,082.43/x
  3. Step 3: Cross multiply
    9,238.43x = 13,857.28 × 3,082.43
  4. Step 4: Simplify right side
    9,238.43x = 42,714,095.59
  5. Step 5: Solve for x
    x = 42,714,095.59/9,238.43
  6. Step 6: Final answer
    x = 4,623.52

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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.