Home / 7,185.08-10,778.70-2,567

Finding the Fourth Proportional to 7,185.08, 10,778.70 and 2,567

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Solution

The fourth proportional to 7,185.08, 10,778.70 and 2,567 is: 3,850.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,185.08 : 10,778.70 = 2,567 : x
  2. Step 2: Convert to fraction form
    7,185.08/10,778.70 = 2,567/x
  3. Step 3: Cross multiply
    7,185.08x = 10,778.70 × 2,567
  4. Step 4: Simplify right side
    7,185.08x = 27,668,922.90
  5. Step 5: Solve for x
    x = 27,668,922.90/7,185.08
  6. Step 6: Final answer
    x = 3,850.89

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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.