Home / 2,606.44-3,908.22-1,785.64

Finding the Fourth Proportional to 2,606.44, 3,908.22 and 1,785.64

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Solution

The fourth proportional to 2,606.44, 3,908.22 and 1,785.64 is: 2,677.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,606.44 : 3,908.22 = 1,785.64 : x
  2. Step 2: Convert to fraction form
    2,606.44/3,908.22 = 1,785.64/x
  3. Step 3: Cross multiply
    2,606.44x = 3,908.22 × 1,785.64
  4. Step 4: Simplify right side
    2,606.44x = 6,978,673.96
  5. Step 5: Solve for x
    x = 6,978,673.96/2,606.44
  6. Step 6: Final answer
    x = 2,677.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.