Home / 6,861.20-9,467.54-4,338.86

Finding the Fourth Proportional to 6,861.20, 9,467.54 and 4,338.86

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Solution

The fourth proportional to 6,861.20, 9,467.54 and 4,338.86 is: 5,987.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,861.20 : 9,467.54 = 4,338.86 : x
  2. Step 2: Convert to fraction form
    6,861.20/9,467.54 = 4,338.86/x
  3. Step 3: Cross multiply
    6,861.20x = 9,467.54 × 4,338.86
  4. Step 4: Simplify right side
    6,861.20x = 41,078,261.57
  5. Step 5: Solve for x
    x = 41,078,261.57/6,861.20
  6. Step 6: Final answer
    x = 5,987.04

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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.