Home / 2,634.38-3,635.26-1,455.44

Finding the Fourth Proportional to 2,634.38, 3,635.26 and 1,455.44

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Solution

The fourth proportional to 2,634.38, 3,635.26 and 1,455.44 is: 2,008.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,634.38 : 3,635.26 = 1,455.44 : x
  2. Step 2: Convert to fraction form
    2,634.38/3,635.26 = 1,455.44/x
  3. Step 3: Cross multiply
    2,634.38x = 3,635.26 × 1,455.44
  4. Step 4: Simplify right side
    2,634.38x = 5,290,902.81
  5. Step 5: Solve for x
    x = 5,290,902.81/2,634.38
  6. Step 6: Final answer
    x = 2,008.41

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1.5x scale

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.