Home / 2,817.59-4,226.89-968.23

Finding the Fourth Proportional to 2,817.59, 4,226.89 and 968.23

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Solution

The fourth proportional to 2,817.59, 4,226.89 and 968.23 is: 1,452.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,817.59 : 4,226.89 = 968.23 : x
  2. Step 2: Convert to fraction form
    2,817.59/4,226.89 = 968.23/x
  3. Step 3: Cross multiply
    2,817.59x = 4,226.89 × 968.23
  4. Step 4: Simplify right side
    2,817.59x = 4,092,601.70
  5. Step 5: Solve for x
    x = 4,092,601.70/2,817.59
  6. Step 6: Final answer
    x = 1,452.52

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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.