Home / 10,622.36-15,933.64-3,692

Finding the Fourth Proportional to 10,622.36, 15,933.64 and 3,692

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Solution

The fourth proportional to 10,622.36, 15,933.64 and 3,692 is: 5,538.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,622.36 : 15,933.64 = 3,692 : x
  2. Step 2: Convert to fraction form
    10,622.36/15,933.64 = 3,692/x
  3. Step 3: Cross multiply
    10,622.36x = 15,933.64 × 3,692
  4. Step 4: Simplify right side
    10,622.36x = 58,826,998.88
  5. Step 5: Solve for x
    x = 58,826,998.88/10,622.36
  6. Step 6: Final answer
    x = 5,538.03

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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.