Home / 13,093.45-19,640.48-3,734.30

Finding the Fourth Proportional to 13,093.45, 19,640.48 and 3,734.30

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Solution

The fourth proportional to 13,093.45, 19,640.48 and 3,734.30 is: 5,601.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,093.45 : 19,640.48 = 3,734.30 : x
  2. Step 2: Convert to fraction form
    13,093.45/19,640.48 = 3,734.30/x
  3. Step 3: Cross multiply
    13,093.45x = 19,640.48 × 3,734.30
  4. Step 4: Simplify right side
    13,093.45x = 73,343,474.89
  5. Step 5: Solve for x
    x = 73,343,474.89/13,093.45
  6. Step 6: Final answer
    x = 5,601.54

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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.