Home / 4,122.56-6,186.02-2,249.80

Finding the Fourth Proportional to 4,122.56, 6,186.02 and 2,249.80

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Solution

The fourth proportional to 4,122.56, 6,186.02 and 2,249.80 is: 3,375.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,122.56 : 6,186.02 = 2,249.80 : x
  2. Step 2: Convert to fraction form
    4,122.56/6,186.02 = 2,249.80/x
  3. Step 3: Cross multiply
    4,122.56x = 6,186.02 × 2,249.80
  4. Step 4: Simplify right side
    4,122.56x = 13,917,307.80
  5. Step 5: Solve for x
    x = 13,917,307.80/4,122.56
  6. Step 6: Final answer
    x = 3,375.89

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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.