Home / 3,239.66-4,857.40-1,550.36

Finding the Fourth Proportional to 3,239.66, 4,857.40 and 1,550.36

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Solution

The fourth proportional to 3,239.66, 4,857.40 and 1,550.36 is: 2,324.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,239.66 : 4,857.40 = 1,550.36 : x
  2. Step 2: Convert to fraction form
    3,239.66/4,857.40 = 1,550.36/x
  3. Step 3: Cross multiply
    3,239.66x = 4,857.40 × 1,550.36
  4. Step 4: Simplify right side
    3,239.66x = 7,530,718.66
  5. Step 5: Solve for x
    x = 7,530,718.66/3,239.66
  6. Step 6: Final answer
    x = 2,324.54

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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.