Home / 1,450.44-2,164.32-1,275.48

Finding the Fourth Proportional to 1,450.44, 2,164.32 and 1,275.48

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Solution

The fourth proportional to 1,450.44, 2,164.32 and 1,275.48 is: 1,903.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450.44 : 2,164.32 = 1,275.48 : x
  2. Step 2: Convert to fraction form
    1,450.44/2,164.32 = 1,275.48/x
  3. Step 3: Cross multiply
    1,450.44x = 2,164.32 × 1,275.48
  4. Step 4: Simplify right side
    1,450.44x = 2,760,546.87
  5. Step 5: Solve for x
    x = 2,760,546.87/1,450.44
  6. Step 6: Final answer
    x = 1,903.25

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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.