Home / 3,472.11-4,791.53-1,900.29

Finding the Fourth Proportional to 3,472.11, 4,791.53 and 1,900.29

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Solution

The fourth proportional to 3,472.11, 4,791.53 and 1,900.29 is: 2,622.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,472.11 : 4,791.53 = 1,900.29 : x
  2. Step 2: Convert to fraction form
    3,472.11/4,791.53 = 1,900.29/x
  3. Step 3: Cross multiply
    3,472.11x = 4,791.53 × 1,900.29
  4. Step 4: Simplify right side
    3,472.11x = 9,105,287.04
  5. Step 5: Solve for x
    x = 9,105,287.04/3,472.11
  6. Step 6: Final answer
    x = 2,622.41

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1.5x scale

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.