Home / 2,983.93-4,117.68-1,657.62

Finding the Fourth Proportional to 2,983.93, 4,117.68 and 1,657.62

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Solution

The fourth proportional to 2,983.93, 4,117.68 and 1,657.62 is: 2,287.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,983.93 : 4,117.68 = 1,657.62 : x
  2. Step 2: Convert to fraction form
    2,983.93/4,117.68 = 1,657.62/x
  3. Step 3: Cross multiply
    2,983.93x = 4,117.68 × 1,657.62
  4. Step 4: Simplify right side
    2,983.93x = 6,825,548.72
  5. Step 5: Solve for x
    x = 6,825,548.72/2,983.93
  6. Step 6: Final answer
    x = 2,287.44

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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.