Home / 11,269.56-15,554.46-6,556.56

Finding the Fourth Proportional to 11,269.56, 15,554.46 and 6,556.56

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Solution

The fourth proportional to 11,269.56, 15,554.46 and 6,556.56 is: 9,049.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,269.56 : 15,554.46 = 6,556.56 : x
  2. Step 2: Convert to fraction form
    11,269.56/15,554.46 = 6,556.56/x
  3. Step 3: Cross multiply
    11,269.56x = 15,554.46 × 6,556.56
  4. Step 4: Simplify right side
    11,269.56x = 101,983,750.26
  5. Step 5: Solve for x
    x = 101,983,750.26/11,269.56
  6. Step 6: Final answer
    x = 9,049.49

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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.