Home / 4,247.32-6,342.35-3,468.85

Finding the Fourth Proportional to 4,247.32, 6,342.35 and 3,468.85

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Solution

The fourth proportional to 4,247.32, 6,342.35 and 3,468.85 is: 5,179.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,247.32 : 6,342.35 = 3,468.85 : x
  2. Step 2: Convert to fraction form
    4,247.32/6,342.35 = 3,468.85/x
  3. Step 3: Cross multiply
    4,247.32x = 6,342.35 × 3,468.85
  4. Step 4: Simplify right side
    4,247.32x = 22,000,660.80
  5. Step 5: Solve for x
    x = 22,000,660.80/4,247.32
  6. Step 6: Final answer
    x = 5,179.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.