Home / 2,634.51-3,635.61-1,455.54

Finding the Fourth Proportional to 2,634.51, 3,635.61 and 1,455.54

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Solution

The fourth proportional to 2,634.51, 3,635.61 and 1,455.54 is: 2,008.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,634.51 : 3,635.61 = 1,455.54 : x
  2. Step 2: Convert to fraction form
    2,634.51/3,635.61 = 1,455.54/x
  3. Step 3: Cross multiply
    2,634.51x = 3,635.61 × 1,455.54
  4. Step 4: Simplify right side
    2,634.51x = 5,291,775.78
  5. Step 5: Solve for x
    x = 5,291,775.78/2,634.51
  6. Step 6: Final answer
    x = 2,008.64

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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.