Home / 11,245.96-16,876.23-4,676.86

Finding the Fourth Proportional to 11,245.96, 16,876.23 and 4,676.86

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Solution

The fourth proportional to 11,245.96, 16,876.23 and 4,676.86 is: 7,018.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,245.96 : 16,876.23 = 4,676.86 : x
  2. Step 2: Convert to fraction form
    11,245.96/16,876.23 = 4,676.86/x
  3. Step 3: Cross multiply
    11,245.96x = 16,876.23 × 4,676.86
  4. Step 4: Simplify right side
    11,245.96x = 78,927,765.04
  5. Step 5: Solve for x
    x = 78,927,765.04/11,245.96
  6. Step 6: Final answer
    x = 7,018.32

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1.5x scale

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.