Home / 1,945.37-2,684.27-1,846.85

Finding the Fourth Proportional to 1,945.37, 2,684.27 and 1,846.85

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Solution

The fourth proportional to 1,945.37, 2,684.27 and 1,846.85 is: 2,548.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,945.37 : 2,684.27 = 1,846.85 : x
  2. Step 2: Convert to fraction form
    1,945.37/2,684.27 = 1,846.85/x
  3. Step 3: Cross multiply
    1,945.37x = 2,684.27 × 1,846.85
  4. Step 4: Simplify right side
    1,945.37x = 4,957,450.34
  5. Step 5: Solve for x
    x = 4,957,450.34/1,945.37
  6. Step 6: Final answer
    x = 2,548.34

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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.