Home / 6,702.28-9,249.46-4,185.88

Finding the Fourth Proportional to 6,702.28, 9,249.46 and 4,185.88

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Solution

The fourth proportional to 6,702.28, 9,249.46 and 4,185.88 is: 5,776.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,702.28 : 9,249.46 = 4,185.88 : x
  2. Step 2: Convert to fraction form
    6,702.28/9,249.46 = 4,185.88/x
  3. Step 3: Cross multiply
    6,702.28x = 9,249.46 × 4,185.88
  4. Step 4: Simplify right side
    6,702.28x = 38,717,129.62
  5. Step 5: Solve for x
    x = 38,717,129.62/6,702.28
  6. Step 6: Final answer
    x = 5,776.71

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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.