Home / 6,241.53-8,613.31-3,589.79

Finding the Fourth Proportional to 6,241.53, 8,613.31 and 3,589.79

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Solution

The fourth proportional to 6,241.53, 8,613.31 and 3,589.79 is: 4,953.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,241.53 : 8,613.31 = 3,589.79 : x
  2. Step 2: Convert to fraction form
    6,241.53/8,613.31 = 3,589.79/x
  3. Step 3: Cross multiply
    6,241.53x = 8,613.31 × 3,589.79
  4. Step 4: Simplify right side
    6,241.53x = 30,919,974.10
  5. Step 5: Solve for x
    x = 30,919,974.10/6,241.53
  6. Step 6: Final answer
    x = 4,953.91

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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.