Home / 11,338.17-17,009.68-4,760.97

Finding the Fourth Proportional to 11,338.17, 17,009.68 and 4,760.97

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Solution

The fourth proportional to 11,338.17, 17,009.68 and 4,760.97 is: 7,142.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,338.17 : 17,009.68 = 4,760.97 : x
  2. Step 2: Convert to fraction form
    11,338.17/17,009.68 = 4,760.97/x
  3. Step 3: Cross multiply
    11,338.17x = 17,009.68 × 4,760.97
  4. Step 4: Simplify right side
    11,338.17x = 80,982,576.19
  5. Step 5: Solve for x
    x = 80,982,576.19/11,338.17
  6. Step 6: Final answer
    x = 7,142.47

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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.