Home / 3,785.58-5,224.19-2,084.18

Finding the Fourth Proportional to 3,785.58, 5,224.19 and 2,084.18

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Solution

The fourth proportional to 3,785.58, 5,224.19 and 2,084.18 is: 2,876.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,785.58 : 5,224.19 = 2,084.18 : x
  2. Step 2: Convert to fraction form
    3,785.58/5,224.19 = 2,084.18/x
  3. Step 3: Cross multiply
    3,785.58x = 5,224.19 × 2,084.18
  4. Step 4: Simplify right side
    3,785.58x = 10,888,115.77
  5. Step 5: Solve for x
    x = 10,888,115.77/3,785.58
  6. Step 6: Final answer
    x = 2,876.21

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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.