Home / 10,200.76-15,299.70-3,274.36

Finding the Fourth Proportional to 10,200.76, 15,299.70 and 3,274.36

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Solution

The fourth proportional to 10,200.76, 15,299.70 and 3,274.36 is: 4,911.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,200.76 : 15,299.70 = 3,274.36 : x
  2. Step 2: Convert to fraction form
    10,200.76/15,299.70 = 3,274.36/x
  3. Step 3: Cross multiply
    10,200.76x = 15,299.70 × 3,274.36
  4. Step 4: Simplify right side
    10,200.76x = 50,096,725.69
  5. Step 5: Solve for x
    x = 50,096,725.69/10,200.76
  6. Step 6: Final answer
    x = 4,911.08

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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.