Home / 3,505.14-5,257.08-2,186.82

Finding the Fourth Proportional to 3,505.14, 5,257.08 and 2,186.82

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Solution

The fourth proportional to 3,505.14, 5,257.08 and 2,186.82 is: 3,279.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,505.14 : 5,257.08 = 2,186.82 : x
  2. Step 2: Convert to fraction form
    3,505.14/5,257.08 = 2,186.82/x
  3. Step 3: Cross multiply
    3,505.14x = 5,257.08 × 2,186.82
  4. Step 4: Simplify right side
    3,505.14x = 11,496,287.69
  5. Step 5: Solve for x
    x = 11,496,287.69/3,505.14
  6. Step 6: Final answer
    x = 3,279.84

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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.