Home / 6,814.20-10,230.66-3,529.56

Finding the Fourth Proportional to 6,814.20, 10,230.66 and 3,529.56

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Solution

The fourth proportional to 6,814.20, 10,230.66 and 3,529.56 is: 5,299.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,814.20 : 10,230.66 = 3,529.56 : x
  2. Step 2: Convert to fraction form
    6,814.20/10,230.66 = 3,529.56/x
  3. Step 3: Cross multiply
    6,814.20x = 10,230.66 × 3,529.56
  4. Step 4: Simplify right side
    6,814.20x = 36,109,728.31
  5. Step 5: Solve for x
    x = 36,109,728.31/6,814.20
  6. Step 6: Final answer
    x = 5,299.19

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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.