Home / 1,025.35-1,414.97-605.64

Finding the Fourth Proportional to 1,025.35, 1,414.97 and 605.64

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Solution

The fourth proportional to 1,025.35, 1,414.97 and 605.64 is: 835.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025.35 : 1,414.97 = 605.64 : x
  2. Step 2: Convert to fraction form
    1,025.35/1,414.97 = 605.64/x
  3. Step 3: Cross multiply
    1,025.35x = 1,414.97 × 605.64
  4. Step 4: Simplify right side
    1,025.35x = 856,959.40
  5. Step 5: Solve for x
    x = 856,959.40/1,025.35
  6. Step 6: Final answer
    x = 835.77

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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.