Home / 1,479.44-2,230.38-1,400.06

Finding the Fourth Proportional to 1,479.44, 2,230.38 and 1,400.06

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Solution

The fourth proportional to 1,479.44, 2,230.38 and 1,400.06 is: 2,110.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,479.44 : 2,230.38 = 1,400.06 : x
  2. Step 2: Convert to fraction form
    1,479.44/2,230.38 = 1,400.06/x
  3. Step 3: Cross multiply
    1,479.44x = 2,230.38 × 1,400.06
  4. Step 4: Simplify right side
    1,479.44x = 3,122,665.82
  5. Step 5: Solve for x
    x = 3,122,665.82/1,479.44
  6. Step 6: Final answer
    x = 2,110.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.