Home / 2,674.06-4,011.09-726.27

Finding the Fourth Proportional to 2,674.06, 4,011.09 and 726.27

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Solution

The fourth proportional to 2,674.06, 4,011.09 and 726.27 is: 1,089.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,674.06 : 4,011.09 = 726.27 : x
  2. Step 2: Convert to fraction form
    2,674.06/4,011.09 = 726.27/x
  3. Step 3: Cross multiply
    2,674.06x = 4,011.09 × 726.27
  4. Step 4: Simplify right side
    2,674.06x = 2,913,134.33
  5. Step 5: Solve for x
    x = 2,913,134.33/2,674.06
  6. Step 6: Final answer
    x = 1,089.41

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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.