Home / 10,208.10-15,324.30-5,769.30

Finding the Fourth Proportional to 10,208.10, 15,324.30 and 5,769.30

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Solution

The fourth proportional to 10,208.10, 15,324.30 and 5,769.30 is: 8,660.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,208.10 : 15,324.30 = 5,769.30 : x
  2. Step 2: Convert to fraction form
    10,208.10/15,324.30 = 5,769.30/x
  3. Step 3: Cross multiply
    10,208.10x = 15,324.30 × 5,769.30
  4. Step 4: Simplify right side
    10,208.10x = 88,410,483.99
  5. Step 5: Solve for x
    x = 88,410,483.99/10,208.10
  6. Step 6: Final answer
    x = 8,660.82

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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.