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Finding the Fourth Proportional to 3,472.00, 4,791.36 and 1,900.10

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Solution

The fourth proportional to 3,472.00, 4,791.36 and 1,900.10 is: 2,622.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,472.00 : 4,791.36 = 1,900.10 : x
  2. Step 2: Convert to fraction form
    3,472.00/4,791.36 = 1,900.10/x
  3. Step 3: Cross multiply
    3,472.00x = 4,791.36 × 1,900.10
  4. Step 4: Simplify right side
    3,472.00x = 9,104,046.30
  5. Step 5: Solve for x
    x = 9,104,046.30/3,472.00
  6. Step 6: Final answer
    x = 2,622.13

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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.