Home / 2,976.50-4,106.90-1,797.54

Finding the Fourth Proportional to 2,976.50, 4,106.90 and 1,797.54

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Solution

The fourth proportional to 2,976.50, 4,106.90 and 1,797.54 is: 2,480.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,976.50 : 4,106.90 = 1,797.54 : x
  2. Step 2: Convert to fraction form
    2,976.50/4,106.90 = 1,797.54/x
  3. Step 3: Cross multiply
    2,976.50x = 4,106.90 × 1,797.54
  4. Step 4: Simplify right side
    2,976.50x = 7,382,329.22
  5. Step 5: Solve for x
    x = 7,382,329.22/2,976.50
  6. Step 6: Final answer
    x = 2,480.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.