Home / 2,983.32-4,116.87-1,657.02

Finding the Fourth Proportional to 2,983.32, 4,116.87 and 1,657.02

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Solution

The fourth proportional to 2,983.32, 4,116.87 and 1,657.02 is: 2,286.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,983.32 : 4,116.87 = 1,657.02 : x
  2. Step 2: Convert to fraction form
    2,983.32/4,116.87 = 1,657.02/x
  3. Step 3: Cross multiply
    2,983.32x = 4,116.87 × 1,657.02
  4. Step 4: Simplify right side
    2,983.32x = 6,821,735.93
  5. Step 5: Solve for x
    x = 6,821,735.93/2,983.32
  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.