Home / 11,257.14-15,524.76-7,274.07

Finding the Fourth Proportional to 11,257.14, 15,524.76 and 7,274.07

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Solution

The fourth proportional to 11,257.14, 15,524.76 and 7,274.07 is: 10,031.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,257.14 : 15,524.76 = 7,274.07 : x
  2. Step 2: Convert to fraction form
    11,257.14/15,524.76 = 7,274.07/x
  3. Step 3: Cross multiply
    11,257.14x = 15,524.76 × 7,274.07
  4. Step 4: Simplify right side
    11,257.14x = 112,928,190.97
  5. Step 5: Solve for x
    x = 112,928,190.97/11,257.14
  6. Step 6: Final answer
    x = 10,031.69

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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.