Home / 2,983.32-4,116.82-1,657.04

Finding the Fourth Proportional to 2,983.32, 4,116.82 and 1,657.04

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Solution

The fourth proportional to 2,983.32, 4,116.82 and 1,657.04 is: 2,286.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,983.32 : 4,116.82 = 1,657.04 : x
  2. Step 2: Convert to fraction form
    2,983.32/4,116.82 = 1,657.04/x
  3. Step 3: Cross multiply
    2,983.32x = 4,116.82 × 1,657.04
  4. Step 4: Simplify right side
    2,983.32x = 6,821,735.41
  5. Step 5: Solve for x
    x = 6,821,735.41/2,983.32
  6. Step 6: Final answer
    x = 2,286.63

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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.