Home / 7,583.72-11,377.82-3,888.54

Finding the Fourth Proportional to 7,583.72, 11,377.82 and 3,888.54

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Solution

The fourth proportional to 7,583.72, 11,377.82 and 3,888.54 is: 5,833.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,583.72 : 11,377.82 = 3,888.54 : x
  2. Step 2: Convert to fraction form
    7,583.72/11,377.82 = 3,888.54/x
  3. Step 3: Cross multiply
    7,583.72x = 11,377.82 × 3,888.54
  4. Step 4: Simplify right side
    7,583.72x = 44,243,128.57
  5. Step 5: Solve for x
    x = 44,243,128.57/7,583.72
  6. Step 6: Final answer
    x = 5,833.96

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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.