Home / 11,269.37-15,553.61-6,556.38

Finding the Fourth Proportional to 11,269.37, 15,553.61 and 6,556.38

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Solution

The fourth proportional to 11,269.37, 15,553.61 and 6,556.38 is: 9,048.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,269.37 : 15,553.61 = 6,556.38 : x
  2. Step 2: Convert to fraction form
    11,269.37/15,553.61 = 6,556.38/x
  3. Step 3: Cross multiply
    11,269.37x = 15,553.61 × 6,556.38
  4. Step 4: Simplify right side
    11,269.37x = 101,975,344.75
  5. Step 5: Solve for x
    x = 101,975,344.75/11,269.37
  6. Step 6: Final answer
    x = 9,048.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.