Home / 2,983.83-4,117.68-1,657.66

Finding the Fourth Proportional to 2,983.83, 4,117.68 and 1,657.66

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Solution

The fourth proportional to 2,983.83, 4,117.68 and 1,657.66 is: 2,287.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,983.83 : 4,117.68 = 1,657.66 : x
  2. Step 2: Convert to fraction form
    2,983.83/4,117.68 = 1,657.66/x
  3. Step 3: Cross multiply
    2,983.83x = 4,117.68 × 1,657.66
  4. Step 4: Simplify right side
    2,983.83x = 6,825,703.13
  5. Step 5: Solve for x
    x = 6,825,703.13/2,983.83
  6. Step 6: Final answer
    x = 2,287.56

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.