Home / 3,593.40-5,388.48-1,284.96

Finding the Fourth Proportional to 3,593.40, 5,388.48 and 1,284.96

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Solution

The fourth proportional to 3,593.40, 5,388.48 and 1,284.96 is: 1,926.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,593.40 : 5,388.48 = 1,284.96 : x
  2. Step 2: Convert to fraction form
    3,593.40/5,388.48 = 1,284.96/x
  3. Step 3: Cross multiply
    3,593.40x = 5,388.48 × 1,284.96
  4. Step 4: Simplify right side
    3,593.40x = 6,923,981.26
  5. Step 5: Solve for x
    x = 6,923,981.26/3,593.40
  6. Step 6: Final answer
    x = 1,926.86

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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.