Home / 6,223.62-8,588.60-3,429.12

Finding the Fourth Proportional to 6,223.62, 8,588.60 and 3,429.12

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Solution

The fourth proportional to 6,223.62, 8,588.60 and 3,429.12 is: 4,732.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,223.62 : 8,588.60 = 3,429.12 : x
  2. Step 2: Convert to fraction form
    6,223.62/8,588.60 = 3,429.12/x
  3. Step 3: Cross multiply
    6,223.62x = 8,588.60 × 3,429.12
  4. Step 4: Simplify right side
    6,223.62x = 29,451,340.03
  5. Step 5: Solve for x
    x = 29,451,340.03/6,223.62
  6. Step 6: Final answer
    x = 4,732.19

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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.