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Finding the Fourth Proportional to 6,800.87, 10,203.02 and 3,292.55

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Solution

The fourth proportional to 6,800.87, 10,203.02 and 3,292.55 is: 4,939.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,800.87 : 10,203.02 = 3,292.55 : x
  2. Step 2: Convert to fraction form
    6,800.87/10,203.02 = 3,292.55/x
  3. Step 3: Cross multiply
    6,800.87x = 10,203.02 × 3,292.55
  4. Step 4: Simplify right side
    6,800.87x = 33,593,953.50
  5. Step 5: Solve for x
    x = 33,593,953.50/6,800.87
  6. Step 6: Final answer
    x = 4,939.66

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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.