Home / 1,480.70-2,207.62-1,442.23

Finding the Fourth Proportional to 1,480.70, 2,207.62 and 1,442.23

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Solution

The fourth proportional to 1,480.70, 2,207.62 and 1,442.23 is: 2,150.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,480.70 : 2,207.62 = 1,442.23 : x
  2. Step 2: Convert to fraction form
    1,480.70/2,207.62 = 1,442.23/x
  3. Step 3: Cross multiply
    1,480.70x = 2,207.62 × 1,442.23
  4. Step 4: Simplify right side
    1,480.70x = 3,183,895.79
  5. Step 5: Solve for x
    x = 3,183,895.79/1,480.70
  6. Step 6: Final answer
    x = 2,150.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.