Home / 3,040.82-4,196.38-1,696.54

Finding the Fourth Proportional to 3,040.82, 4,196.38 and 1,696.54

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Solution

The fourth proportional to 3,040.82, 4,196.38 and 1,696.54 is: 2,341.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,040.82 : 4,196.38 = 1,696.54 : x
  2. Step 2: Convert to fraction form
    3,040.82/4,196.38 = 1,696.54/x
  3. Step 3: Cross multiply
    3,040.82x = 4,196.38 × 1,696.54
  4. Step 4: Simplify right side
    3,040.82x = 7,119,311.79
  5. Step 5: Solve for x
    x = 7,119,311.79/3,040.82
  6. Step 6: Final answer
    x = 2,341.25

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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.