Home / 4,480.25-6,182.73-2,490.80

Finding the Fourth Proportional to 4,480.25, 6,182.73 and 2,490.80

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Solution

The fourth proportional to 4,480.25, 6,182.73 and 2,490.80 is: 3,437.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,480.25 : 6,182.73 = 2,490.80 : x
  2. Step 2: Convert to fraction form
    4,480.25/6,182.73 = 2,490.80/x
  3. Step 3: Cross multiply
    4,480.25x = 6,182.73 × 2,490.80
  4. Step 4: Simplify right side
    4,480.25x = 15,399,912.97
  5. Step 5: Solve for x
    x = 15,399,912.97/4,480.25
  6. Step 6: Final answer
    x = 3,437.29

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1.5x scale

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.