Home / 1,480.44-2,218.94-1,114.05

Finding the Fourth Proportional to 1,480.44, 2,218.94 and 1,114.05

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Solution

The fourth proportional to 1,480.44, 2,218.94 and 1,114.05 is: 1,669.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,480.44 : 2,218.94 = 1,114.05 : x
  2. Step 2: Convert to fraction form
    1,480.44/2,218.94 = 1,114.05/x
  3. Step 3: Cross multiply
    1,480.44x = 2,218.94 × 1,114.05
  4. Step 4: Simplify right side
    1,480.44x = 2,472,004.54
  5. Step 5: Solve for x
    x = 2,472,004.54/1,480.44
  6. Step 6: Final answer
    x = 1,669.78

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1.5x scale

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.