Home / 3,122.54-4,684.26-1,175.19

Finding the Fourth Proportional to 3,122.54, 4,684.26 and 1,175.19

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Solution

The fourth proportional to 3,122.54, 4,684.26 and 1,175.19 is: 1,762.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,122.54 : 4,684.26 = 1,175.19 : x
  2. Step 2: Convert to fraction form
    3,122.54/4,684.26 = 1,175.19/x
  3. Step 3: Cross multiply
    3,122.54x = 4,684.26 × 1,175.19
  4. Step 4: Simplify right side
    3,122.54x = 5,504,895.51
  5. Step 5: Solve for x
    x = 5,504,895.51/3,122.54
  6. Step 6: Final answer
    x = 1,762.96

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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.