Home / 3,175.86-4,765.59-1,714.98

Finding the Fourth Proportional to 3,175.86, 4,765.59 and 1,714.98

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Solution

The fourth proportional to 3,175.86, 4,765.59 and 1,714.98 is: 2,573.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,175.86 : 4,765.59 = 1,714.98 : x
  2. Step 2: Convert to fraction form
    3,175.86/4,765.59 = 1,714.98/x
  3. Step 3: Cross multiply
    3,175.86x = 4,765.59 × 1,714.98
  4. Step 4: Simplify right side
    3,175.86x = 8,172,891.54
  5. Step 5: Solve for x
    x = 8,172,891.54/3,175.86
  6. Step 6: Final answer
    x = 2,573.44

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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.