Home / 2,966.16-4,093.38-1,621.83

Finding the Fourth Proportional to 2,966.16, 4,093.38 and 1,621.83

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Solution

The fourth proportional to 2,966.16, 4,093.38 and 1,621.83 is: 2,238.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,966.16 : 4,093.38 = 1,621.83 : x
  2. Step 2: Convert to fraction form
    2,966.16/4,093.38 = 1,621.83/x
  3. Step 3: Cross multiply
    2,966.16x = 4,093.38 × 1,621.83
  4. Step 4: Simplify right side
    2,966.16x = 6,638,766.49
  5. Step 5: Solve for x
    x = 6,638,766.49/2,966.16
  6. Step 6: Final answer
    x = 2,238.17

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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.