Home / 2,286.96-3,153.88-1,458.80

Finding the Fourth Proportional to 2,286.96, 3,153.88 and 1,458.80

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Solution

The fourth proportional to 2,286.96, 3,153.88 and 1,458.80 is: 2,011.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,286.96 : 3,153.88 = 1,458.80 : x
  2. Step 2: Convert to fraction form
    2,286.96/3,153.88 = 1,458.80/x
  3. Step 3: Cross multiply
    2,286.96x = 3,153.88 × 1,458.80
  4. Step 4: Simplify right side
    2,286.96x = 4,600,880.14
  5. Step 5: Solve for x
    x = 4,600,880.14/2,286.96
  6. Step 6: Final answer
    x = 2,011.79

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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.