Home / 10,328.92-15,493.12-2,933.36

Finding the Fourth Proportional to 10,328.92, 15,493.12 and 2,933.36

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Solution

The fourth proportional to 10,328.92, 15,493.12 and 2,933.36 is: 4,399.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,328.92 : 15,493.12 = 2,933.36 : x
  2. Step 2: Convert to fraction form
    10,328.92/15,493.12 = 2,933.36/x
  3. Step 3: Cross multiply
    10,328.92x = 15,493.12 × 2,933.36
  4. Step 4: Simplify right side
    10,328.92x = 45,446,898.48
  5. Step 5: Solve for x
    x = 45,446,898.48/10,328.92
  6. Step 6: Final answer
    x = 4,399.97

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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.