Home / 4,149.14-5,725.80-2,286.14

Finding the Fourth Proportional to 4,149.14, 5,725.80 and 2,286.14

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Solution

The fourth proportional to 4,149.14, 5,725.80 and 2,286.14 is: 3,154.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,149.14 : 5,725.80 = 2,286.14 : x
  2. Step 2: Convert to fraction form
    4,149.14/5,725.80 = 2,286.14/x
  3. Step 3: Cross multiply
    4,149.14x = 5,725.80 × 2,286.14
  4. Step 4: Simplify right side
    4,149.14x = 13,089,980.41
  5. Step 5: Solve for x
    x = 13,089,980.41/4,149.14
  6. Step 6: Final answer
    x = 3,154.87

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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.