Home / 10,004.28-15,006.42-2,608.73

Finding the Fourth Proportional to 10,004.28, 15,006.42 and 2,608.73

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Solution

The fourth proportional to 10,004.28, 15,006.42 and 2,608.73 is: 3,913.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,004.28 : 15,006.42 = 2,608.73 : x
  2. Step 2: Convert to fraction form
    10,004.28/15,006.42 = 2,608.73/x
  3. Step 3: Cross multiply
    10,004.28x = 15,006.42 × 2,608.73
  4. Step 4: Simplify right side
    10,004.28x = 39,147,623.01
  5. Step 5: Solve for x
    x = 39,147,623.01/10,004.28
  6. Step 6: Final answer
    x = 3,913.09

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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.