Home / 3,453.54-4,767.56-2,195.56

Finding the Fourth Proportional to 3,453.54, 4,767.56 and 2,195.56

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Solution

The fourth proportional to 3,453.54, 4,767.56 and 2,195.56 is: 3,030.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,453.54 : 4,767.56 = 2,195.56 : x
  2. Step 2: Convert to fraction form
    3,453.54/4,767.56 = 2,195.56/x
  3. Step 3: Cross multiply
    3,453.54x = 4,767.56 × 2,195.56
  4. Step 4: Simplify right side
    3,453.54x = 10,467,464.03
  5. Step 5: Solve for x
    x = 10,467,464.03/3,453.54
  6. Step 6: Final answer
    x = 3,030.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.