Home / 2,183.58-3,013.38-1,252.08

Finding the Fourth Proportional to 2,183.58, 3,013.38 and 1,252.08

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Solution

The fourth proportional to 2,183.58, 3,013.38 and 1,252.08 is: 1,727.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,183.58 : 3,013.38 = 1,252.08 : x
  2. Step 2: Convert to fraction form
    2,183.58/3,013.38 = 1,252.08/x
  3. Step 3: Cross multiply
    2,183.58x = 3,013.38 × 1,252.08
  4. Step 4: Simplify right side
    2,183.58x = 3,772,992.83
  5. Step 5: Solve for x
    x = 3,772,992.83/2,183.58
  6. Step 6: Final answer
    x = 1,727.89

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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.