Home / 6,175.52-8,522.20-3,381

Finding the Fourth Proportional to 6,175.52, 8,522.20 and 3,381

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Solution

The fourth proportional to 6,175.52, 8,522.20 and 3,381 is: 4,665.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,175.52 : 8,522.20 = 3,381 : x
  2. Step 2: Convert to fraction form
    6,175.52/8,522.20 = 3,381/x
  3. Step 3: Cross multiply
    6,175.52x = 8,522.20 × 3,381
  4. Step 4: Simplify right side
    6,175.52x = 28,813,558.20
  5. Step 5: Solve for x
    x = 28,813,558.20/6,175.52
  6. Step 6: Final answer
    x = 4,665.77

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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.