Home / 6,816.92-10,218.09-3,526.70

Finding the Fourth Proportional to 6,816.92, 10,218.09 and 3,526.70

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Solution

The fourth proportional to 6,816.92, 10,218.09 and 3,526.70 is: 5,286.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,816.92 : 10,218.09 = 3,526.70 : x
  2. Step 2: Convert to fraction form
    6,816.92/10,218.09 = 3,526.70/x
  3. Step 3: Cross multiply
    6,816.92x = 10,218.09 × 3,526.70
  4. Step 4: Simplify right side
    6,816.92x = 36,036,138.00
  5. Step 5: Solve for x
    x = 36,036,138.00/6,816.92
  6. Step 6: Final answer
    x = 5,286.28

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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.