Home / 6,819.30-10,227.24-1,889.28

Finding the Fourth Proportional to 6,819.30, 10,227.24 and 1,889.28

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Solution

The fourth proportional to 6,819.30, 10,227.24 and 1,889.28 is: 2,833.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,819.30 : 10,227.24 = 1,889.28 : x
  2. Step 2: Convert to fraction form
    6,819.30/10,227.24 = 1,889.28/x
  3. Step 3: Cross multiply
    6,819.30x = 10,227.24 × 1,889.28
  4. Step 4: Simplify right side
    6,819.30x = 19,322,119.99
  5. Step 5: Solve for x
    x = 19,322,119.99/6,819.30
  6. Step 6: Final answer
    x = 2,833.45

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1.5x scale

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.