Home / 2,966.51-4,093.77-1,622.15

Finding the Fourth Proportional to 2,966.51, 4,093.77 and 1,622.15

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Solution

The fourth proportional to 2,966.51, 4,093.77 and 1,622.15 is: 2,238.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,966.51 : 4,093.77 = 1,622.15 : x
  2. Step 2: Convert to fraction form
    2,966.51/4,093.77 = 1,622.15/x
  3. Step 3: Cross multiply
    2,966.51x = 4,093.77 × 1,622.15
  4. Step 4: Simplify right side
    2,966.51x = 6,640,706.12
  5. Step 5: Solve for x
    x = 6,640,706.12/2,966.51
  6. Step 6: Final answer
    x = 2,238.56

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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.