Home / 3,785.96-5,224.67-2,107.33

Finding the Fourth Proportional to 3,785.96, 5,224.67 and 2,107.33

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Solution

The fourth proportional to 3,785.96, 5,224.67 and 2,107.33 is: 2,908.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,785.96 : 5,224.67 = 2,107.33 : x
  2. Step 2: Convert to fraction form
    3,785.96/5,224.67 = 2,107.33/x
  3. Step 3: Cross multiply
    3,785.96x = 5,224.67 × 2,107.33
  4. Step 4: Simplify right side
    3,785.96x = 11,010,117.52
  5. Step 5: Solve for x
    x = 11,010,117.52/3,785.96
  6. Step 6: Final answer
    x = 2,908.15

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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.