Home / 2,634.21-3,635.27-1,455.32

Finding the Fourth Proportional to 2,634.21, 3,635.27 and 1,455.32

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Solution

The fourth proportional to 2,634.21, 3,635.27 and 1,455.32 is: 2,008.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,634.21 : 3,635.27 = 1,455.32 : x
  2. Step 2: Convert to fraction form
    2,634.21/3,635.27 = 1,455.32/x
  3. Step 3: Cross multiply
    2,634.21x = 3,635.27 × 1,455.32
  4. Step 4: Simplify right side
    2,634.21x = 5,290,455.68
  5. Step 5: Solve for x
    x = 5,290,455.68/2,634.21
  6. Step 6: Final answer
    x = 2,008.37

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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.