Home / 3,254.73-4,879.13-1,174.28

Finding the Fourth Proportional to 3,254.73, 4,879.13 and 1,174.28

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Solution

The fourth proportional to 3,254.73, 4,879.13 and 1,174.28 is: 1,760.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,254.73 : 4,879.13 = 1,174.28 : x
  2. Step 2: Convert to fraction form
    3,254.73/4,879.13 = 1,174.28/x
  3. Step 3: Cross multiply
    3,254.73x = 4,879.13 × 1,174.28
  4. Step 4: Simplify right side
    3,254.73x = 5,729,434.51
  5. Step 5: Solve for x
    x = 5,729,434.51/3,254.73
  6. Step 6: Final answer
    x = 1,760.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.