Home / 2,133.90-3,194.94-1,612.35

Finding the Fourth Proportional to 2,133.90, 3,194.94 and 1,612.35

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Solution

The fourth proportional to 2,133.90, 3,194.94 and 1,612.35 is: 2,414.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,133.90 : 3,194.94 = 1,612.35 : x
  2. Step 2: Convert to fraction form
    2,133.90/3,194.94 = 1,612.35/x
  3. Step 3: Cross multiply
    2,133.90x = 3,194.94 × 1,612.35
  4. Step 4: Simplify right side
    2,133.90x = 5,151,361.51
  5. Step 5: Solve for x
    x = 5,151,361.51/2,133.90
  6. Step 6: Final answer
    x = 2,414.06

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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.