Home / 10,207.24-15,311.13-5,273.80

Finding the Fourth Proportional to 10,207.24, 15,311.13 and 5,273.80

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Solution

The fourth proportional to 10,207.24, 15,311.13 and 5,273.80 is: 7,910.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,207.24 : 15,311.13 = 5,273.80 : x
  2. Step 2: Convert to fraction form
    10,207.24/15,311.13 = 5,273.80/x
  3. Step 3: Cross multiply
    10,207.24x = 15,311.13 × 5,273.80
  4. Step 4: Simplify right side
    10,207.24x = 80,747,837.39
  5. Step 5: Solve for x
    x = 80,747,837.39/10,207.24
  6. Step 6: Final answer
    x = 7,910.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.