Home / 5,666.31-8,500.77-2,203.56

Finding the Fourth Proportional to 5,666.31, 8,500.77 and 2,203.56

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Solution

The fourth proportional to 5,666.31, 8,500.77 and 2,203.56 is: 3,305.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,666.31 : 8,500.77 = 2,203.56 : x
  2. Step 2: Convert to fraction form
    5,666.31/8,500.77 = 2,203.56/x
  3. Step 3: Cross multiply
    5,666.31x = 8,500.77 × 2,203.56
  4. Step 4: Simplify right side
    5,666.31x = 18,731,956.74
  5. Step 5: Solve for x
    x = 18,731,956.74/5,666.31
  6. Step 6: Final answer
    x = 3,305.85

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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.