Home / 1,474.49-2,035.55-1,394.09

Finding the Fourth Proportional to 1,474.49, 2,035.55 and 1,394.09

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Solution

The fourth proportional to 1,474.49, 2,035.55 and 1,394.09 is: 1,924.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,474.49 : 2,035.55 = 1,394.09 : x
  2. Step 2: Convert to fraction form
    1,474.49/2,035.55 = 1,394.09/x
  3. Step 3: Cross multiply
    1,474.49x = 2,035.55 × 1,394.09
  4. Step 4: Simplify right side
    1,474.49x = 2,837,739.90
  5. Step 5: Solve for x
    x = 2,837,739.90/1,474.49
  6. Step 6: Final answer
    x = 1,924.56

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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.