Home / 5,489.42-8,229.51-4,446.84

Finding the Fourth Proportional to 5,489.42, 8,229.51 and 4,446.84

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Solution

The fourth proportional to 5,489.42, 8,229.51 and 4,446.84 is: 6,666.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,489.42 : 8,229.51 = 4,446.84 : x
  2. Step 2: Convert to fraction form
    5,489.42/8,229.51 = 4,446.84/x
  3. Step 3: Cross multiply
    5,489.42x = 8,229.51 × 4,446.84
  4. Step 4: Simplify right side
    5,489.42x = 36,595,292.35
  5. Step 5: Solve for x
    x = 36,595,292.35/5,489.42
  6. Step 6: Final answer
    x = 6,666.51

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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.