Home / 2,165.09-3,246.83-1,708.25

Finding the Fourth Proportional to 2,165.09, 3,246.83 and 1,708.25

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Solution

The fourth proportional to 2,165.09, 3,246.83 and 1,708.25 is: 2,561.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,165.09 : 3,246.83 = 1,708.25 : x
  2. Step 2: Convert to fraction form
    2,165.09/3,246.83 = 1,708.25/x
  3. Step 3: Cross multiply
    2,165.09x = 3,246.83 × 1,708.25
  4. Step 4: Simplify right side
    2,165.09x = 5,546,396.92
  5. Step 5: Solve for x
    x = 5,546,396.92/2,165.09
  6. Step 6: Final answer
    x = 2,561.74

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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.