Home / 2,789.08-4,184.73-1,249

Finding the Fourth Proportional to 2,789.08, 4,184.73 and 1,249

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Solution

The fourth proportional to 2,789.08, 4,184.73 and 1,249 is: 1,874.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,789.08 : 4,184.73 = 1,249 : x
  2. Step 2: Convert to fraction form
    2,789.08/4,184.73 = 1,249/x
  3. Step 3: Cross multiply
    2,789.08x = 4,184.73 × 1,249
  4. Step 4: Simplify right side
    2,789.08x = 5,226,727.77
  5. Step 5: Solve for x
    x = 5,226,727.77/2,789.08
  6. Step 6: Final answer
    x = 1,874.00

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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.