Home / 2,626.27-3,936.14-1,747.98

Finding the Fourth Proportional to 2,626.27, 3,936.14 and 1,747.98

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Solution

The fourth proportional to 2,626.27, 3,936.14 and 1,747.98 is: 2,619.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,626.27 : 3,936.14 = 1,747.98 : x
  2. Step 2: Convert to fraction form
    2,626.27/3,936.14 = 1,747.98/x
  3. Step 3: Cross multiply
    2,626.27x = 3,936.14 × 1,747.98
  4. Step 4: Simplify right side
    2,626.27x = 6,880,301.64
  5. Step 5: Solve for x
    x = 6,880,301.64/2,626.27
  6. Step 6: Final answer
    x = 2,619.80

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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.