Home / 3,840.48-5,760.72-1,067.04

Finding the Fourth Proportional to 3,840.48, 5,760.72 and 1,067.04

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Solution

The fourth proportional to 3,840.48, 5,760.72 and 1,067.04 is: 1,600.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,840.48 : 5,760.72 = 1,067.04 : x
  2. Step 2: Convert to fraction form
    3,840.48/5,760.72 = 1,067.04/x
  3. Step 3: Cross multiply
    3,840.48x = 5,760.72 × 1,067.04
  4. Step 4: Simplify right side
    3,840.48x = 6,146,918.67
  5. Step 5: Solve for x
    x = 6,146,918.67/3,840.48
  6. Step 6: Final answer
    x = 1,600.56

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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.