Home / 6,175.17-8,518.35-3,933.09

Finding the Fourth Proportional to 6,175.17, 8,518.35 and 3,933.09

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Solution

The fourth proportional to 6,175.17, 8,518.35 and 3,933.09 is: 5,425.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,175.17 : 8,518.35 = 3,933.09 : x
  2. Step 2: Convert to fraction form
    6,175.17/8,518.35 = 3,933.09/x
  3. Step 3: Cross multiply
    6,175.17x = 8,518.35 × 3,933.09
  4. Step 4: Simplify right side
    6,175.17x = 33,503,437.20
  5. Step 5: Solve for x
    x = 33,503,437.20/6,175.17
  6. Step 6: Final answer
    x = 5,425.51

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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.