Home / 2,310.36-3,190.32-1,684.44

Finding the Fourth Proportional to 2,310.36, 3,190.32 and 1,684.44

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Solution

The fourth proportional to 2,310.36, 3,190.32 and 1,684.44 is: 2,326.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,310.36 : 3,190.32 = 1,684.44 : x
  2. Step 2: Convert to fraction form
    2,310.36/3,190.32 = 1,684.44/x
  3. Step 3: Cross multiply
    2,310.36x = 3,190.32 × 1,684.44
  4. Step 4: Simplify right side
    2,310.36x = 5,373,902.62
  5. Step 5: Solve for x
    x = 5,373,902.62/2,310.36
  6. Step 6: Final answer
    x = 2,326.00

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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.