Home / 7,577.40-11,367.92-2,383.28

Finding the Fourth Proportional to 7,577.40, 11,367.92 and 2,383.28

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Solution

The fourth proportional to 7,577.40, 11,367.92 and 2,383.28 is: 3,575.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,577.40 : 11,367.92 = 2,383.28 : x
  2. Step 2: Convert to fraction form
    7,577.40/11,367.92 = 2,383.28/x
  3. Step 3: Cross multiply
    7,577.40x = 11,367.92 × 2,383.28
  4. Step 4: Simplify right side
    7,577.40x = 27,092,867.62
  5. Step 5: Solve for x
    x = 27,092,867.62/7,577.40
  6. Step 6: Final answer
    x = 3,575.48

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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.