Home / 2,785.37-4,194.43-2,010.80

Finding the Fourth Proportional to 2,785.37, 4,194.43 and 2,010.80

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Solution

The fourth proportional to 2,785.37, 4,194.43 and 2,010.80 is: 3,028.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,785.37 : 4,194.43 = 2,010.80 : x
  2. Step 2: Convert to fraction form
    2,785.37/4,194.43 = 2,010.80/x
  3. Step 3: Cross multiply
    2,785.37x = 4,194.43 × 2,010.80
  4. Step 4: Simplify right side
    2,785.37x = 8,434,159.84
  5. Step 5: Solve for x
    x = 8,434,159.84/2,785.37
  6. Step 6: Final answer
    x = 3,028.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.