Home / 3,016.40-4,163.40-1,838.46

Finding the Fourth Proportional to 3,016.40, 4,163.40 and 1,838.46

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Solution

The fourth proportional to 3,016.40, 4,163.40 and 1,838.46 is: 2,537.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,016.40 : 4,163.40 = 1,838.46 : x
  2. Step 2: Convert to fraction form
    3,016.40/4,163.40 = 1,838.46/x
  3. Step 3: Cross multiply
    3,016.40x = 4,163.40 × 1,838.46
  4. Step 4: Simplify right side
    3,016.40x = 7,654,244.36
  5. Step 5: Solve for x
    x = 7,654,244.36/3,016.40
  6. Step 6: Final answer
    x = 2,537.54

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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.