Home / 2,252.82-3,107.60-1,355.94

Finding the Fourth Proportional to 2,252.82, 3,107.60 and 1,355.94

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Solution

The fourth proportional to 2,252.82, 3,107.60 and 1,355.94 is: 1,870.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,252.82 : 3,107.60 = 1,355.94 : x
  2. Step 2: Convert to fraction form
    2,252.82/3,107.60 = 1,355.94/x
  3. Step 3: Cross multiply
    2,252.82x = 3,107.60 × 1,355.94
  4. Step 4: Simplify right side
    2,252.82x = 4,213,712.36
  5. Step 5: Solve for x
    x = 4,213,712.36/2,252.82
  6. Step 6: Final answer
    x = 1,870.42

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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.