Home / 11,042.44-16,567.72-5,122.20

Finding the Fourth Proportional to 11,042.44, 16,567.72 and 5,122.20

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Solution

The fourth proportional to 11,042.44, 16,567.72 and 5,122.20 is: 7,685.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,042.44 : 16,567.72 = 5,122.20 : x
  2. Step 2: Convert to fraction form
    11,042.44/16,567.72 = 5,122.20/x
  3. Step 3: Cross multiply
    11,042.44x = 16,567.72 × 5,122.20
  4. Step 4: Simplify right side
    11,042.44x = 84,863,175.38
  5. Step 5: Solve for x
    x = 84,863,175.38/11,042.44
  6. Step 6: Final answer
    x = 7,685.18

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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.