Home / 11,245.43-15,523.27-7,266.87

Finding the Fourth Proportional to 11,245.43, 15,523.27 and 7,266.87

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Solution

The fourth proportional to 11,245.43, 15,523.27 and 7,266.87 is: 10,031.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,245.43 : 15,523.27 = 7,266.87 : x
  2. Step 2: Convert to fraction form
    11,245.43/15,523.27 = 7,266.87/x
  3. Step 3: Cross multiply
    11,245.43x = 15,523.27 × 7,266.87
  4. Step 4: Simplify right side
    11,245.43x = 112,805,471.11
  5. Step 5: Solve for x
    x = 112,805,471.11/11,245.43
  6. Step 6: Final answer
    x = 10,031.23

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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.