Home / 11,576.12-17,340.96-5,327.44

Finding the Fourth Proportional to 11,576.12, 17,340.96 and 5,327.44

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Solution

The fourth proportional to 11,576.12, 17,340.96 and 5,327.44 is: 7,980.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,576.12 : 17,340.96 = 5,327.44 : x
  2. Step 2: Convert to fraction form
    11,576.12/17,340.96 = 5,327.44/x
  3. Step 3: Cross multiply
    11,576.12x = 17,340.96 × 5,327.44
  4. Step 4: Simplify right side
    11,576.12x = 92,382,923.94
  5. Step 5: Solve for x
    x = 92,382,923.94/11,576.12
  6. Step 6: Final answer
    x = 7,980.47

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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.