Home / 6,217.58-8,580.24-3,384.90

Finding the Fourth Proportional to 6,217.58, 8,580.24 and 3,384.90

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Solution

The fourth proportional to 6,217.58, 8,580.24 and 3,384.90 is: 4,671.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,217.58 : 8,580.24 = 3,384.90 : x
  2. Step 2: Convert to fraction form
    6,217.58/8,580.24 = 3,384.90/x
  3. Step 3: Cross multiply
    6,217.58x = 8,580.24 × 3,384.90
  4. Step 4: Simplify right side
    6,217.58x = 29,043,286.55
  5. Step 5: Solve for x
    x = 29,043,286.55/6,217.58
  6. Step 6: Final answer
    x = 4,671.16

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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.