Home / 7,590.92-11,382.63-2,659.84

Finding the Fourth Proportional to 7,590.92, 11,382.63 and 2,659.84

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Solution

The fourth proportional to 7,590.92, 11,382.63 and 2,659.84 is: 3,988.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,590.92 : 11,382.63 = 2,659.84 : x
  2. Step 2: Convert to fraction form
    7,590.92/11,382.63 = 2,659.84/x
  3. Step 3: Cross multiply
    7,590.92x = 11,382.63 × 2,659.84
  4. Step 4: Simplify right side
    7,590.92x = 30,275,936.15
  5. Step 5: Solve for x
    x = 30,275,936.15/7,590.92
  6. Step 6: Final answer
    x = 3,988.44

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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.