Home / 3,467.09-4,784.85-1,975.07

Finding the Fourth Proportional to 3,467.09, 4,784.85 and 1,975.07

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Solution

The fourth proportional to 3,467.09, 4,784.85 and 1,975.07 is: 2,725.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,467.09 : 4,784.85 = 1,975.07 : x
  2. Step 2: Convert to fraction form
    3,467.09/4,784.85 = 1,975.07/x
  3. Step 3: Cross multiply
    3,467.09x = 4,784.85 × 1,975.07
  4. Step 4: Simplify right side
    3,467.09x = 9,450,413.69
  5. Step 5: Solve for x
    x = 9,450,413.69/3,467.09
  6. Step 6: Final answer
    x = 2,725.75

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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.