Home / 11,386.70-17,092.85-8,801.10

Finding the Fourth Proportional to 11,386.70, 17,092.85 and 8,801.10

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Solution

The fourth proportional to 11,386.70, 17,092.85 and 8,801.10 is: 13,211.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,386.70 : 17,092.85 = 8,801.10 : x
  2. Step 2: Convert to fraction form
    11,386.70/17,092.85 = 8,801.10/x
  3. Step 3: Cross multiply
    11,386.70x = 17,092.85 × 8,801.10
  4. Step 4: Simplify right side
    11,386.70x = 150,435,882.14
  5. Step 5: Solve for x
    x = 150,435,882.14/11,386.70
  6. Step 6: Final answer
    x = 13,211.54

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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.