Home / 2,206.44-3,044.88-1,249.28

Finding the Fourth Proportional to 2,206.44, 3,044.88 and 1,249.28

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Solution

The fourth proportional to 2,206.44, 3,044.88 and 1,249.28 is: 1,724.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,206.44 : 3,044.88 = 1,249.28 : x
  2. Step 2: Convert to fraction form
    2,206.44/3,044.88 = 1,249.28/x
  3. Step 3: Cross multiply
    2,206.44x = 3,044.88 × 1,249.28
  4. Step 4: Simplify right side
    2,206.44x = 3,803,907.69
  5. Step 5: Solve for x
    x = 3,803,907.69/2,206.44
  6. Step 6: Final answer
    x = 1,724.00

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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.