Home / 3,785.75-5,224.44-2,084.31

Finding the Fourth Proportional to 3,785.75, 5,224.44 and 2,084.31

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Solution

The fourth proportional to 3,785.75, 5,224.44 and 2,084.31 is: 2,876.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,785.75 : 5,224.44 = 2,084.31 : x
  2. Step 2: Convert to fraction form
    3,785.75/5,224.44 = 2,084.31/x
  3. Step 3: Cross multiply
    3,785.75x = 5,224.44 × 2,084.31
  4. Step 4: Simplify right side
    3,785.75x = 10,889,331.00
  5. Step 5: Solve for x
    x = 10,889,331.00/3,785.75
  6. Step 6: Final answer
    x = 2,876.40

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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.