Home / 6,199.35-9,302.19-4,120.77

Finding the Fourth Proportional to 6,199.35, 9,302.19 and 4,120.77

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Solution

The fourth proportional to 6,199.35, 9,302.19 and 4,120.77 is: 6,183.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,199.35 : 9,302.19 = 4,120.77 : x
  2. Step 2: Convert to fraction form
    6,199.35/9,302.19 = 4,120.77/x
  3. Step 3: Cross multiply
    6,199.35x = 9,302.19 × 4,120.77
  4. Step 4: Simplify right side
    6,199.35x = 38,332,185.49
  5. Step 5: Solve for x
    x = 38,332,185.49/6,199.35
  6. Step 6: Final answer
    x = 6,183.26

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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.