Home / 7,708.62-11,563.25-2,443.52

Finding the Fourth Proportional to 7,708.62, 11,563.25 and 2,443.52

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Solution

The fourth proportional to 7,708.62, 11,563.25 and 2,443.52 is: 3,665.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,708.62 : 11,563.25 = 2,443.52 : x
  2. Step 2: Convert to fraction form
    7,708.62/11,563.25 = 2,443.52/x
  3. Step 3: Cross multiply
    7,708.62x = 11,563.25 × 2,443.52
  4. Step 4: Simplify right side
    7,708.62x = 28,255,032.64
  5. Step 5: Solve for x
    x = 28,255,032.64/7,708.62
  6. Step 6: Final answer
    x = 3,665.38

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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.