Home / 4,435.75-6,121.38-2,667.39

Finding the Fourth Proportional to 4,435.75, 6,121.38 and 2,667.39

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Solution

The fourth proportional to 4,435.75, 6,121.38 and 2,667.39 is: 3,681.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,435.75 : 6,121.38 = 2,667.39 : x
  2. Step 2: Convert to fraction form
    4,435.75/6,121.38 = 2,667.39/x
  3. Step 3: Cross multiply
    4,435.75x = 6,121.38 × 2,667.39
  4. Step 4: Simplify right side
    4,435.75x = 16,328,107.80
  5. Step 5: Solve for x
    x = 16,328,107.80/4,435.75
  6. Step 6: Final answer
    x = 3,681.03

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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.