Home / 10,200.28-15,301.68-3,274.96

Finding the Fourth Proportional to 10,200.28, 15,301.68 and 3,274.96

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Solution

The fourth proportional to 10,200.28, 15,301.68 and 3,274.96 is: 4,912.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,200.28 : 15,301.68 = 3,274.96 : x
  2. Step 2: Convert to fraction form
    10,200.28/15,301.68 = 3,274.96/x
  3. Step 3: Cross multiply
    10,200.28x = 15,301.68 × 3,274.96
  4. Step 4: Simplify right side
    10,200.28x = 50,112,389.93
  5. Step 5: Solve for x
    x = 50,112,389.93/10,200.28
  6. Step 6: Final answer
    x = 4,912.84

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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.