Home / 2,286.99-3,431.90-1,054.58

Finding the Fourth Proportional to 2,286.99, 3,431.90 and 1,054.58

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Solution

The fourth proportional to 2,286.99, 3,431.90 and 1,054.58 is: 1,582.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,286.99 : 3,431.90 = 1,054.58 : x
  2. Step 2: Convert to fraction form
    2,286.99/3,431.90 = 1,054.58/x
  3. Step 3: Cross multiply
    2,286.99x = 3,431.90 × 1,054.58
  4. Step 4: Simplify right side
    2,286.99x = 3,619,198.58
  5. Step 5: Solve for x
    x = 3,619,198.58/2,286.99
  6. Step 6: Final answer
    x = 1,582.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.