Home / 2,284.39-3,152.43-1,236.43

Finding the Fourth Proportional to 2,284.39, 3,152.43 and 1,236.43

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Solution

The fourth proportional to 2,284.39, 3,152.43 and 1,236.43 is: 1,706.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,284.39 : 3,152.43 = 1,236.43 : x
  2. Step 2: Convert to fraction form
    2,284.39/3,152.43 = 1,236.43/x
  3. Step 3: Cross multiply
    2,284.39x = 3,152.43 × 1,236.43
  4. Step 4: Simplify right side
    2,284.39x = 3,897,759.02
  5. Step 5: Solve for x
    x = 3,897,759.02/2,284.39
  6. Step 6: Final answer
    x = 1,706.26

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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.