Home / 7,590.54-11,388.03-2,660.58

Finding the Fourth Proportional to 7,590.54, 11,388.03 and 2,660.58

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Solution

The fourth proportional to 7,590.54, 11,388.03 and 2,660.58 is: 3,991.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,590.54 : 11,388.03 = 2,660.58 : x
  2. Step 2: Convert to fraction form
    7,590.54/11,388.03 = 2,660.58/x
  3. Step 3: Cross multiply
    7,590.54x = 11,388.03 × 2,660.58
  4. Step 4: Simplify right side
    7,590.54x = 30,298,764.86
  5. Step 5: Solve for x
    x = 30,298,764.86/7,590.54
  6. Step 6: Final answer
    x = 3,991.65

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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.