Home / 10,200.24-15,300.50-3,960.61

Finding the Fourth Proportional to 10,200.24, 15,300.50 and 3,960.61

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Solution

The fourth proportional to 10,200.24, 15,300.50 and 3,960.61 is: 5,940.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,200.24 : 15,300.50 = 3,960.61 : x
  2. Step 2: Convert to fraction form
    10,200.24/15,300.50 = 3,960.61/x
  3. Step 3: Cross multiply
    10,200.24x = 15,300.50 × 3,960.61
  4. Step 4: Simplify right side
    10,200.24x = 60,599,313.31
  5. Step 5: Solve for x
    x = 60,599,313.31/10,200.24
  6. Step 6: Final answer
    x = 5,940.97

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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.