Home / 5,514.14-7,610.84-3,157.64

Finding the Fourth Proportional to 5,514.14, 7,610.84 and 3,157.64

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Solution

The fourth proportional to 5,514.14, 7,610.84 and 3,157.64 is: 4,358.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,514.14 : 7,610.84 = 3,157.64 : x
  2. Step 2: Convert to fraction form
    5,514.14/7,610.84 = 3,157.64/x
  3. Step 3: Cross multiply
    5,514.14x = 7,610.84 × 3,157.64
  4. Step 4: Simplify right side
    5,514.14x = 24,032,238.98
  5. Step 5: Solve for x
    x = 24,032,238.98/5,514.14
  6. Step 6: Final answer
    x = 4,358.30

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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.