Home / 2,348.39-3,236.32-1,684.09

Finding the Fourth Proportional to 2,348.39, 3,236.32 and 1,684.09

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Solution

The fourth proportional to 2,348.39, 3,236.32 and 1,684.09 is: 2,320.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,348.39 : 3,236.32 = 1,684.09 : x
  2. Step 2: Convert to fraction form
    2,348.39/3,236.32 = 1,684.09/x
  3. Step 3: Cross multiply
    2,348.39x = 3,236.32 × 1,684.09
  4. Step 4: Simplify right side
    2,348.39x = 5,450,260.30
  5. Step 5: Solve for x
    x = 5,450,260.30/2,348.39
  6. Step 6: Final answer
    x = 2,320.85

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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.