Home / 3,112.14-4,667.94-2,587.26

Finding the Fourth Proportional to 3,112.14, 4,667.94 and 2,587.26

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Solution

The fourth proportional to 3,112.14, 4,667.94 and 2,587.26 is: 3,880.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,112.14 : 4,667.94 = 2,587.26 : x
  2. Step 2: Convert to fraction form
    3,112.14/4,667.94 = 2,587.26/x
  3. Step 3: Cross multiply
    3,112.14x = 4,667.94 × 2,587.26
  4. Step 4: Simplify right side
    3,112.14x = 12,077,174.44
  5. Step 5: Solve for x
    x = 12,077,174.44/3,112.14
  6. Step 6: Final answer
    x = 3,880.67

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1.5x scale

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.