Home / 6,175.20-8,521.96-3,522.18

Finding the Fourth Proportional to 6,175.20, 8,521.96 and 3,522.18

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Solution

The fourth proportional to 6,175.20, 8,521.96 and 3,522.18 is: 4,860.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,175.20 : 8,521.96 = 3,522.18 : x
  2. Step 2: Convert to fraction form
    6,175.20/8,521.96 = 3,522.18/x
  3. Step 3: Cross multiply
    6,175.20x = 8,521.96 × 3,522.18
  4. Step 4: Simplify right side
    6,175.20x = 30,015,877.07
  5. Step 5: Solve for x
    x = 30,015,877.07/6,175.20
  6. Step 6: Final answer
    x = 4,860.71

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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.