Home / 2,033.19-3,049.94-646.47

Finding the Fourth Proportional to 2,033.19, 3,049.94 and 646.47

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Solution

The fourth proportional to 2,033.19, 3,049.94 and 646.47 is: 969.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,033.19 : 3,049.94 = 646.47 : x
  2. Step 2: Convert to fraction form
    2,033.19/3,049.94 = 646.47/x
  3. Step 3: Cross multiply
    2,033.19x = 3,049.94 × 646.47
  4. Step 4: Simplify right side
    2,033.19x = 1,971,694.71
  5. Step 5: Solve for x
    x = 1,971,694.71/2,033.19
  6. Step 6: Final answer
    x = 969.75

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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.