Home / 5,667.30-8,500.50-1,771.65

Finding the Fourth Proportional to 5,667.30, 8,500.50 and 1,771.65

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Solution

The fourth proportional to 5,667.30, 8,500.50 and 1,771.65 is: 2,657.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,667.30 : 8,500.50 = 1,771.65 : x
  2. Step 2: Convert to fraction form
    5,667.30/8,500.50 = 1,771.65/x
  3. Step 3: Cross multiply
    5,667.30x = 8,500.50 × 1,771.65
  4. Step 4: Simplify right side
    5,667.30x = 15,059,910.83
  5. Step 5: Solve for x
    x = 15,059,910.83/5,667.30
  6. Step 6: Final answer
    x = 2,657.33

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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.