Home / 6,175.28-8,522.04-3,380.80

Finding the Fourth Proportional to 6,175.28, 8,522.04 and 3,380.80

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Solution

The fourth proportional to 6,175.28, 8,522.04 and 3,380.80 is: 4,665.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,175.28 : 8,522.04 = 3,380.80 : x
  2. Step 2: Convert to fraction form
    6,175.28/8,522.04 = 3,380.80/x
  3. Step 3: Cross multiply
    6,175.28x = 8,522.04 × 3,380.80
  4. Step 4: Simplify right side
    6,175.28x = 28,811,312.83
  5. Step 5: Solve for x
    x = 28,811,312.83/6,175.28
  6. Step 6: Final answer
    x = 4,665.59

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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.