Home / 11,565.54-17,349.39-5,327.28

Finding the Fourth Proportional to 11,565.54, 17,349.39 and 5,327.28

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Solution

The fourth proportional to 11,565.54, 17,349.39 and 5,327.28 is: 7,991.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,565.54 : 17,349.39 = 5,327.28 : x
  2. Step 2: Convert to fraction form
    11,565.54/17,349.39 = 5,327.28/x
  3. Step 3: Cross multiply
    11,565.54x = 17,349.39 × 5,327.28
  4. Step 4: Simplify right side
    11,565.54x = 92,425,058.36
  5. Step 5: Solve for x
    x = 92,425,058.36/11,565.54
  6. Step 6: Final answer
    x = 7,991.42

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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.