Home / 3,168.27-4,755.27-1,609.35

Finding the Fourth Proportional to 3,168.27, 4,755.27 and 1,609.35

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Solution

The fourth proportional to 3,168.27, 4,755.27 and 1,609.35 is: 2,415.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,168.27 : 4,755.27 = 1,609.35 : x
  2. Step 2: Convert to fraction form
    3,168.27/4,755.27 = 1,609.35/x
  3. Step 3: Cross multiply
    3,168.27x = 4,755.27 × 1,609.35
  4. Step 4: Simplify right side
    3,168.27x = 7,652,893.77
  5. Step 5: Solve for x
    x = 7,652,893.77/3,168.27
  6. Step 6: Final answer
    x = 2,415.48

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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.