Home / 2,817.26-4,226.28-968.60

Finding the Fourth Proportional to 2,817.26, 4,226.28 and 968.60

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Solution

The fourth proportional to 2,817.26, 4,226.28 and 968.60 is: 1,453.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,817.26 : 4,226.28 = 968.60 : x
  2. Step 2: Convert to fraction form
    2,817.26/4,226.28 = 968.60/x
  3. Step 3: Cross multiply
    2,817.26x = 4,226.28 × 968.60
  4. Step 4: Simplify right side
    2,817.26x = 4,093,574.81
  5. Step 5: Solve for x
    x = 4,093,574.81/2,817.26
  6. Step 6: Final answer
    x = 1,453.03

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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.