Home / 10,832.20-16,250.10-4,258.60

Finding the Fourth Proportional to 10,832.20, 16,250.10 and 4,258.60

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Solution

The fourth proportional to 10,832.20, 16,250.10 and 4,258.60 is: 6,388.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,832.20 : 16,250.10 = 4,258.60 : x
  2. Step 2: Convert to fraction form
    10,832.20/16,250.10 = 4,258.60/x
  3. Step 3: Cross multiply
    10,832.20x = 16,250.10 × 4,258.60
  4. Step 4: Simplify right side
    10,832.20x = 69,202,675.86
  5. Step 5: Solve for x
    x = 69,202,675.86/10,832.20
  6. Step 6: Final answer
    x = 6,388.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.