Home / 11,516.52-17,270.55-4,118.97

Finding the Fourth Proportional to 11,516.52, 17,270.55 and 4,118.97

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Solution

The fourth proportional to 11,516.52, 17,270.55 and 4,118.97 is: 6,176.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,516.52 : 17,270.55 = 4,118.97 : x
  2. Step 2: Convert to fraction form
    11,516.52/17,270.55 = 4,118.97/x
  3. Step 3: Cross multiply
    11,516.52x = 17,270.55 × 4,118.97
  4. Step 4: Simplify right side
    11,516.52x = 71,136,877.33
  5. Step 5: Solve for x
    x = 71,136,877.33/11,516.52
  6. Step 6: Final answer
    x = 6,176.94

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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.