Home / 3,295.37-4,919.55-3,180.03

Finding the Fourth Proportional to 3,295.37, 4,919.55 and 3,180.03

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Solution

The fourth proportional to 3,295.37, 4,919.55 and 3,180.03 is: 4,747.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,295.37 : 4,919.55 = 3,180.03 : x
  2. Step 2: Convert to fraction form
    3,295.37/4,919.55 = 3,180.03/x
  3. Step 3: Cross multiply
    3,295.37x = 4,919.55 × 3,180.03
  4. Step 4: Simplify right side
    3,295.37x = 15,644,316.59
  5. Step 5: Solve for x
    x = 15,644,316.59/3,295.37
  6. Step 6: Final answer
    x = 4,747.37

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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.