Home / 2,254.88-3,112.44-1,458.56

Finding the Fourth Proportional to 2,254.88, 3,112.44 and 1,458.56

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Solution

The fourth proportional to 2,254.88, 3,112.44 and 1,458.56 is: 2,013.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,254.88 : 3,112.44 = 1,458.56 : x
  2. Step 2: Convert to fraction form
    2,254.88/3,112.44 = 1,458.56/x
  3. Step 3: Cross multiply
    2,254.88x = 3,112.44 × 1,458.56
  4. Step 4: Simplify right side
    2,254.88x = 4,539,680.49
  5. Step 5: Solve for x
    x = 4,539,680.49/2,254.88
  6. Step 6: Final answer
    x = 2,013.27

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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.