Home / 4,942.15-7,410.47-2,022.50

Finding the Fourth Proportional to 4,942.15, 7,410.47 and 2,022.50

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Solution

The fourth proportional to 4,942.15, 7,410.47 and 2,022.50 is: 3,032.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,942.15 : 7,410.47 = 2,022.50 : x
  2. Step 2: Convert to fraction form
    4,942.15/7,410.47 = 2,022.50/x
  3. Step 3: Cross multiply
    4,942.15x = 7,410.47 × 2,022.50
  4. Step 4: Simplify right side
    4,942.15x = 14,987,683.99
  5. Step 5: Solve for x
    x = 14,987,683.99/4,942.15
  6. Step 6: Final answer
    x = 3,032.63

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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.