Home / 5,676.83-8,520.30-3,333.90

Finding the Fourth Proportional to 5,676.83, 8,520.30 and 3,333.90

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Solution

The fourth proportional to 5,676.83, 8,520.30 and 3,333.90 is: 5,003.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,676.83 : 8,520.30 = 3,333.90 : x
  2. Step 2: Convert to fraction form
    5,676.83/8,520.30 = 3,333.90/x
  3. Step 3: Cross multiply
    5,676.83x = 8,520.30 × 3,333.90
  4. Step 4: Simplify right side
    5,676.83x = 28,405,828.17
  5. Step 5: Solve for x
    x = 28,405,828.17/5,676.83
  6. Step 6: Final answer
    x = 5,003.82

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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.