Home / 5,861.80-8,089.41-3,343.78

Finding the Fourth Proportional to 5,861.80, 8,089.41 and 3,343.78

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Solution

The fourth proportional to 5,861.80, 8,089.41 and 3,343.78 is: 4,614.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,861.80 : 8,089.41 = 3,343.78 : x
  2. Step 2: Convert to fraction form
    5,861.80/8,089.41 = 3,343.78/x
  3. Step 3: Cross multiply
    5,861.80x = 8,089.41 × 3,343.78
  4. Step 4: Simplify right side
    5,861.80x = 27,049,207.37
  5. Step 5: Solve for x
    x = 27,049,207.37/5,861.80
  6. Step 6: Final answer
    x = 4,614.49

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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.