Home / 6,220.52-8,584.17-3,387.84

Finding the Fourth Proportional to 6,220.52, 8,584.17 and 3,387.84

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Solution

The fourth proportional to 6,220.52, 8,584.17 and 3,387.84 is: 4,675.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,220.52 : 8,584.17 = 3,387.84 : x
  2. Step 2: Convert to fraction form
    6,220.52/8,584.17 = 3,387.84/x
  3. Step 3: Cross multiply
    6,220.52x = 8,584.17 × 3,387.84
  4. Step 4: Simplify right side
    6,220.52x = 29,081,794.49
  5. Step 5: Solve for x
    x = 29,081,794.49/6,220.52
  6. Step 6: Final answer
    x = 4,675.14

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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.