Home / 11,270.88-15,556.94-6,556.07

Finding the Fourth Proportional to 11,270.88, 15,556.94 and 6,556.07

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Solution

The fourth proportional to 11,270.88, 15,556.94 and 6,556.07 is: 9,049.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,270.88 : 15,556.94 = 6,556.07 : x
  2. Step 2: Convert to fraction form
    11,270.88/15,556.94 = 6,556.07/x
  3. Step 3: Cross multiply
    11,270.88x = 15,556.94 × 6,556.07
  4. Step 4: Simplify right side
    11,270.88x = 101,992,277.06
  5. Step 5: Solve for x
    x = 101,992,277.06/11,270.88
  6. Step 6: Final answer
    x = 9,049.18

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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.