Home / 5,475.14-8,212.68-2,012.42

Finding the Fourth Proportional to 5,475.14, 8,212.68 and 2,012.42

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Solution

The fourth proportional to 5,475.14, 8,212.68 and 2,012.42 is: 3,018.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,475.14 : 8,212.68 = 2,012.42 : x
  2. Step 2: Convert to fraction form
    5,475.14/8,212.68 = 2,012.42/x
  3. Step 3: Cross multiply
    5,475.14x = 8,212.68 × 2,012.42
  4. Step 4: Simplify right side
    5,475.14x = 16,527,361.49
  5. Step 5: Solve for x
    x = 16,527,361.49/5,475.14
  6. Step 6: Final answer
    x = 3,018.62

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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.