Home / 1,981.02-2,733.83-1,096.84

Finding the Fourth Proportional to 1,981.02, 2,733.83 and 1,096.84

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Solution

The fourth proportional to 1,981.02, 2,733.83 and 1,096.84 is: 1,513.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,981.02 : 2,733.83 = 1,096.84 : x
  2. Step 2: Convert to fraction form
    1,981.02/2,733.83 = 1,096.84/x
  3. Step 3: Cross multiply
    1,981.02x = 2,733.83 × 1,096.84
  4. Step 4: Simplify right side
    1,981.02x = 2,998,573.06
  5. Step 5: Solve for x
    x = 2,998,573.06/1,981.02
  6. Step 6: Final answer
    x = 1,513.65

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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.