Home / 1,905.34-2,629.34-1,066.02

Finding the Fourth Proportional to 1,905.34, 2,629.34 and 1,066.02

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Solution

The fourth proportional to 1,905.34, 2,629.34 and 1,066.02 is: 1,471.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,905.34 : 2,629.34 = 1,066.02 : x
  2. Step 2: Convert to fraction form
    1,905.34/2,629.34 = 1,066.02/x
  3. Step 3: Cross multiply
    1,905.34x = 2,629.34 × 1,066.02
  4. Step 4: Simplify right side
    1,905.34x = 2,802,929.03
  5. Step 5: Solve for x
    x = 2,802,929.03/1,905.34
  6. Step 6: Final answer
    x = 1,471.09

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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.