Home / 3,216.96-4,825.38-1,369.32

Finding the Fourth Proportional to 3,216.96, 4,825.38 and 1,369.32

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Solution

The fourth proportional to 3,216.96, 4,825.38 and 1,369.32 is: 2,053.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,216.96 : 4,825.38 = 1,369.32 : x
  2. Step 2: Convert to fraction form
    3,216.96/4,825.38 = 1,369.32/x
  3. Step 3: Cross multiply
    3,216.96x = 4,825.38 × 1,369.32
  4. Step 4: Simplify right side
    3,216.96x = 6,607,489.34
  5. Step 5: Solve for x
    x = 6,607,489.34/3,216.96
  6. Step 6: Final answer
    x = 2,053.95

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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.