Home / 3,539.34-4,882.22-2,213.70

Finding the Fourth Proportional to 3,539.34, 4,882.22 and 2,213.70

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Solution

The fourth proportional to 3,539.34, 4,882.22 and 2,213.70 is: 3,053.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,539.34 : 4,882.22 = 2,213.70 : x
  2. Step 2: Convert to fraction form
    3,539.34/4,882.22 = 2,213.70/x
  3. Step 3: Cross multiply
    3,539.34x = 4,882.22 × 2,213.70
  4. Step 4: Simplify right side
    3,539.34x = 10,807,771.55
  5. Step 5: Solve for x
    x = 10,807,771.55/3,539.34
  6. Step 6: Final answer
    x = 3,053.61

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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.