Home / 1,836.79-2,534.82-1,090.76

Finding the Fourth Proportional to 1,836.79, 2,534.82 and 1,090.76

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Solution

The fourth proportional to 1,836.79, 2,534.82 and 1,090.76 is: 1,505.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,836.79 : 2,534.82 = 1,090.76 : x
  2. Step 2: Convert to fraction form
    1,836.79/2,534.82 = 1,090.76/x
  3. Step 3: Cross multiply
    1,836.79x = 2,534.82 × 1,090.76
  4. Step 4: Simplify right side
    1,836.79x = 2,764,862.14
  5. Step 5: Solve for x
    x = 2,764,862.14/1,836.79
  6. Step 6: Final answer
    x = 1,505.27

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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.