Home / 7,566.86-11,338.74-3,181.92

Finding the Fourth Proportional to 7,566.86, 11,338.74 and 3,181.92

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Solution

The fourth proportional to 7,566.86, 11,338.74 and 3,181.92 is: 4,768.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,566.86 : 11,338.74 = 3,181.92 : x
  2. Step 2: Convert to fraction form
    7,566.86/11,338.74 = 3,181.92/x
  3. Step 3: Cross multiply
    7,566.86x = 11,338.74 × 3,181.92
  4. Step 4: Simplify right side
    7,566.86x = 36,078,963.58
  5. Step 5: Solve for x
    x = 36,078,963.58/7,566.86
  6. Step 6: Final answer
    x = 4,768.02

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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.