Home / 11,586.40-17,380.92-3,795.28

Finding the Fourth Proportional to 11,586.40, 17,380.92 and 3,795.28

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Solution

The fourth proportional to 11,586.40, 17,380.92 and 3,795.28 is: 5,693.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,586.40 : 17,380.92 = 3,795.28 : x
  2. Step 2: Convert to fraction form
    11,586.40/17,380.92 = 3,795.28/x
  3. Step 3: Cross multiply
    11,586.40x = 17,380.92 × 3,795.28
  4. Step 4: Simplify right side
    11,586.40x = 65,965,458.06
  5. Step 5: Solve for x
    x = 65,965,458.06/11,586.40
  6. Step 6: Final answer
    x = 5,693.35

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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.