Home / 1,480.19-2,046.55-1,456.80

Finding the Fourth Proportional to 1,480.19, 2,046.55 and 1,456.80

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Solution

The fourth proportional to 1,480.19, 2,046.55 and 1,456.80 is: 2,014.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,480.19 : 2,046.55 = 1,456.80 : x
  2. Step 2: Convert to fraction form
    1,480.19/2,046.55 = 1,456.80/x
  3. Step 3: Cross multiply
    1,480.19x = 2,046.55 × 1,456.80
  4. Step 4: Simplify right side
    1,480.19x = 2,981,405.45
  5. Step 5: Solve for x
    x = 2,981,405.45/1,480.19
  6. Step 6: Final answer
    x = 2,014.21

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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.