Home / 3,273.48-4,888.41-3,105

Finding the Fourth Proportional to 3,273.48, 4,888.41 and 3,105

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Solution

The fourth proportional to 3,273.48, 4,888.41 and 3,105 is: 4,636.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,273.48 : 4,888.41 = 3,105 : x
  2. Step 2: Convert to fraction form
    3,273.48/4,888.41 = 3,105/x
  3. Step 3: Cross multiply
    3,273.48x = 4,888.41 × 3,105
  4. Step 4: Simplify right side
    3,273.48x = 15,178,513.05
  5. Step 5: Solve for x
    x = 15,178,513.05/3,273.48
  6. Step 6: Final answer
    x = 4,636.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.