Home / 3,468.20-4,786.13-1,896.29

Finding the Fourth Proportional to 3,468.20, 4,786.13 and 1,896.29

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Solution

The fourth proportional to 3,468.20, 4,786.13 and 1,896.29 is: 2,616.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,468.20 : 4,786.13 = 1,896.29 : x
  2. Step 2: Convert to fraction form
    3,468.20/4,786.13 = 1,896.29/x
  3. Step 3: Cross multiply
    3,468.20x = 4,786.13 × 1,896.29
  4. Step 4: Simplify right side
    3,468.20x = 9,075,890.46
  5. Step 5: Solve for x
    x = 9,075,890.46/3,468.20
  6. Step 6: Final answer
    x = 2,616.89

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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.