Home / 2,033.44-3,050.20-646.80

Finding the Fourth Proportional to 2,033.44, 3,050.20 and 646.80

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Solution

The fourth proportional to 2,033.44, 3,050.20 and 646.80 is: 970.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,033.44 : 3,050.20 = 646.80 : x
  2. Step 2: Convert to fraction form
    2,033.44/3,050.20 = 646.80/x
  3. Step 3: Cross multiply
    2,033.44x = 3,050.20 × 646.80
  4. Step 4: Simplify right side
    2,033.44x = 1,972,869.36
  5. Step 5: Solve for x
    x = 1,972,869.36/2,033.44
  6. Step 6: Final answer
    x = 970.21

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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.