Home / 2,983.26-4,116.96-1,657.08

Finding the Fourth Proportional to 2,983.26, 4,116.96 and 1,657.08

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Solution

The fourth proportional to 2,983.26, 4,116.96 and 1,657.08 is: 2,286.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,983.26 : 4,116.96 = 1,657.08 : x
  2. Step 2: Convert to fraction form
    2,983.26/4,116.96 = 1,657.08/x
  3. Step 3: Cross multiply
    2,983.26x = 4,116.96 × 1,657.08
  4. Step 4: Simplify right side
    2,983.26x = 6,822,132.08
  5. Step 5: Solve for x
    x = 6,822,132.08/2,983.26
  6. Step 6: Final answer
    x = 2,286.80

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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.