Home / 3,216.42-4,825.35-1,369.11

Finding the Fourth Proportional to 3,216.42, 4,825.35 and 1,369.11

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Solution

The fourth proportional to 3,216.42, 4,825.35 and 1,369.11 is: 2,053.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,216.42 : 4,825.35 = 1,369.11 : x
  2. Step 2: Convert to fraction form
    3,216.42/4,825.35 = 1,369.11/x
  3. Step 3: Cross multiply
    3,216.42x = 4,825.35 × 1,369.11
  4. Step 4: Simplify right side
    3,216.42x = 6,606,434.94
  5. Step 5: Solve for x
    x = 6,606,434.94/3,216.42
  6. Step 6: Final answer
    x = 2,053.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.