Home / 4,106.75-5,667.32-2,243.75

Finding the Fourth Proportional to 4,106.75, 5,667.32 and 2,243.75

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Solution

The fourth proportional to 4,106.75, 5,667.32 and 2,243.75 is: 3,096.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,106.75 : 5,667.32 = 2,243.75 : x
  2. Step 2: Convert to fraction form
    4,106.75/5,667.32 = 2,243.75/x
  3. Step 3: Cross multiply
    4,106.75x = 5,667.32 × 2,243.75
  4. Step 4: Simplify right side
    4,106.75x = 12,716,038.03
  5. Step 5: Solve for x
    x = 12,716,038.03/4,106.75
  6. Step 6: Final answer
    x = 3,096.38

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Half scale
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Find fourth proportional to 4,107.75, 5,668.70 and 2,244.75
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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.