Home / 3,472.37-4,791.85-1,900.46

Finding the Fourth Proportional to 3,472.37, 4,791.85 and 1,900.46

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Solution

The fourth proportional to 3,472.37, 4,791.85 and 1,900.46 is: 2,622.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,472.37 : 4,791.85 = 1,900.46 : x
  2. Step 2: Convert to fraction form
    3,472.37/4,791.85 = 1,900.46/x
  3. Step 3: Cross multiply
    3,472.37x = 4,791.85 × 1,900.46
  4. Step 4: Simplify right side
    3,472.37x = 9,106,685.79
  5. Step 5: Solve for x
    x = 9,106,685.79/3,472.37
  6. Step 6: Final answer
    x = 2,622.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.