Home / 4,940.89-7,415.23-2,169.48

Finding the Fourth Proportional to 4,940.89, 7,415.23 and 2,169.48

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Solution

The fourth proportional to 4,940.89, 7,415.23 and 2,169.48 is: 3,255.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,940.89 : 7,415.23 = 2,169.48 : x
  2. Step 2: Convert to fraction form
    4,940.89/7,415.23 = 2,169.48/x
  3. Step 3: Cross multiply
    4,940.89x = 7,415.23 × 2,169.48
  4. Step 4: Simplify right side
    4,940.89x = 16,087,193.18
  5. Step 5: Solve for x
    x = 16,087,193.18/4,940.89
  6. Step 6: Final answer
    x = 3,255.93

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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.