Home / 9,961.47-14,932.62-3,719.79

Finding the Fourth Proportional to 9,961.47, 14,932.62 and 3,719.79

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Solution

The fourth proportional to 9,961.47, 14,932.62 and 3,719.79 is: 5,576.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,961.47 : 14,932.62 = 3,719.79 : x
  2. Step 2: Convert to fraction form
    9,961.47/14,932.62 = 3,719.79/x
  3. Step 3: Cross multiply
    9,961.47x = 14,932.62 × 3,719.79
  4. Step 4: Simplify right side
    9,961.47x = 55,546,210.55
  5. Step 5: Solve for x
    x = 55,546,210.55/9,961.47
  6. Step 6: Final answer
    x = 5,576.11

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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.