Home / 2,942.24-4,410.88-2,015.56

Finding the Fourth Proportional to 2,942.24, 4,410.88 and 2,015.56

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Solution

The fourth proportional to 2,942.24, 4,410.88 and 2,015.56 is: 3,021.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,942.24 : 4,410.88 = 2,015.56 : x
  2. Step 2: Convert to fraction form
    2,942.24/4,410.88 = 2,015.56/x
  3. Step 3: Cross multiply
    2,942.24x = 4,410.88 × 2,015.56
  4. Step 4: Simplify right side
    2,942.24x = 8,890,393.29
  5. Step 5: Solve for x
    x = 8,890,393.29/2,942.24
  6. Step 6: Final answer
    x = 3,021.64

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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.