Home / 4,047.72-6,074.88-2,100.48

Finding the Fourth Proportional to 4,047.72, 6,074.88 and 2,100.48

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Solution

The fourth proportional to 4,047.72, 6,074.88 and 2,100.48 is: 3,152.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,047.72 : 6,074.88 = 2,100.48 : x
  2. Step 2: Convert to fraction form
    4,047.72/6,074.88 = 2,100.48/x
  3. Step 3: Cross multiply
    4,047.72x = 6,074.88 × 2,100.48
  4. Step 4: Simplify right side
    4,047.72x = 12,760,163.94
  5. Step 5: Solve for x
    x = 12,760,163.94/4,047.72
  6. Step 6: Final answer
    x = 3,152.43

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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.