Home / 3,405.23-4,698-2,226.98

Finding the Fourth Proportional to 3,405.23, 4,698 and 2,226.98

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Solution

The fourth proportional to 3,405.23, 4,698 and 2,226.98 is: 3,072.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,405.23 : 4,698 = 2,226.98 : x
  2. Step 2: Convert to fraction form
    3,405.23/4,698 = 2,226.98/x
  3. Step 3: Cross multiply
    3,405.23x = 4,698 × 2,226.98
  4. Step 4: Simplify right side
    3,405.23x = 10,462,352.04
  5. Step 5: Solve for x
    x = 10,462,352.04/3,405.23
  6. Step 6: Final answer
    x = 3,072.44

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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.