Home / 1,669.44-2,301.24-1,144.56

Finding the Fourth Proportional to 1,669.44, 2,301.24 and 1,144.56

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Solution

The fourth proportional to 1,669.44, 2,301.24 and 1,144.56 is: 1,577.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,669.44 : 2,301.24 = 1,144.56 : x
  2. Step 2: Convert to fraction form
    1,669.44/2,301.24 = 1,144.56/x
  3. Step 3: Cross multiply
    1,669.44x = 2,301.24 × 1,144.56
  4. Step 4: Simplify right side
    1,669.44x = 2,633,907.25
  5. Step 5: Solve for x
    x = 2,633,907.25/1,669.44
  6. Step 6: Final answer
    x = 1,577.72

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1.5x scale

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.