Home / 5,514.24-8,272.80-3,175.68

Finding the Fourth Proportional to 5,514.24, 8,272.80 and 3,175.68

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Solution

The fourth proportional to 5,514.24, 8,272.80 and 3,175.68 is: 4,764.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,514.24 : 8,272.80 = 3,175.68 : x
  2. Step 2: Convert to fraction form
    5,514.24/8,272.80 = 3,175.68/x
  3. Step 3: Cross multiply
    5,514.24x = 8,272.80 × 3,175.68
  4. Step 4: Simplify right side
    5,514.24x = 26,271,765.50
  5. Step 5: Solve for x
    x = 26,271,765.50/5,514.24
  6. Step 6: Final answer
    x = 4,764.35

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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.