Home / 2,231.25-3,339.60-1,646.02

Finding the Fourth Proportional to 2,231.25, 3,339.60 and 1,646.02

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Solution

The fourth proportional to 2,231.25, 3,339.60 and 1,646.02 is: 2,463.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,231.25 : 3,339.60 = 1,646.02 : x
  2. Step 2: Convert to fraction form
    2,231.25/3,339.60 = 1,646.02/x
  3. Step 3: Cross multiply
    2,231.25x = 3,339.60 × 1,646.02
  4. Step 4: Simplify right side
    2,231.25x = 5,497,048.39
  5. Step 5: Solve for x
    x = 5,497,048.39/2,231.25
  6. Step 6: Final answer
    x = 2,463.66

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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.