Home / 3,942.14-5,913.18-1,633.64

Finding the Fourth Proportional to 3,942.14, 5,913.18 and 1,633.64

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Solution

The fourth proportional to 3,942.14, 5,913.18 and 1,633.64 is: 2,450.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,942.14 : 5,913.18 = 1,633.64 : x
  2. Step 2: Convert to fraction form
    3,942.14/5,913.18 = 1,633.64/x
  3. Step 3: Cross multiply
    3,942.14x = 5,913.18 × 1,633.64
  4. Step 4: Simplify right side
    3,942.14x = 9,660,007.38
  5. Step 5: Solve for x
    x = 9,660,007.38/3,942.14
  6. Step 6: Final answer
    x = 2,450.45

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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.