Home / 3,788.48-5,682.28-1,015.37

Finding the Fourth Proportional to 3,788.48, 5,682.28 and 1,015.37

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Solution

The fourth proportional to 3,788.48, 5,682.28 and 1,015.37 is: 1,522.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,788.48 : 5,682.28 = 1,015.37 : x
  2. Step 2: Convert to fraction form
    3,788.48/5,682.28 = 1,015.37/x
  3. Step 3: Cross multiply
    3,788.48x = 5,682.28 × 1,015.37
  4. Step 4: Simplify right side
    3,788.48x = 5,769,616.64
  5. Step 5: Solve for x
    x = 5,769,616.64/3,788.48
  6. Step 6: Final answer
    x = 1,522.94

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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.