Home / 3,274.22-4,907.75-1,609.49

Finding the Fourth Proportional to 3,274.22, 4,907.75 and 1,609.49

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Solution

The fourth proportional to 3,274.22, 4,907.75 and 1,609.49 is: 2,412.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,274.22 : 4,907.75 = 1,609.49 : x
  2. Step 2: Convert to fraction form
    3,274.22/4,907.75 = 1,609.49/x
  3. Step 3: Cross multiply
    3,274.22x = 4,907.75 × 1,609.49
  4. Step 4: Simplify right side
    3,274.22x = 7,898,954.03
  5. Step 5: Solve for x
    x = 7,898,954.03/3,274.22
  6. Step 6: Final answer
    x = 2,412.47

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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.