Home / 5,514.33-7,611.09-3,157.83

Finding the Fourth Proportional to 5,514.33, 7,611.09 and 3,157.83

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Solution

The fourth proportional to 5,514.33, 7,611.09 and 3,157.83 is: 4,358.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,514.33 : 7,611.09 = 3,157.83 : x
  2. Step 2: Convert to fraction form
    5,514.33/7,611.09 = 3,157.83/x
  3. Step 3: Cross multiply
    5,514.33x = 7,611.09 × 3,157.83
  4. Step 4: Simplify right side
    5,514.33x = 24,034,528.33
  5. Step 5: Solve for x
    x = 24,034,528.33/5,514.33
  6. Step 6: Final answer
    x = 4,358.56

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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.