Home / 4,119.63-6,180.35-2,269.79

Finding the Fourth Proportional to 4,119.63, 6,180.35 and 2,269.79

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Solution

The fourth proportional to 4,119.63, 6,180.35 and 2,269.79 is: 3,405.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,119.63 : 6,180.35 = 2,269.79 : x
  2. Step 2: Convert to fraction form
    4,119.63/6,180.35 = 2,269.79/x
  3. Step 3: Cross multiply
    4,119.63x = 6,180.35 × 2,269.79
  4. Step 4: Simplify right side
    4,119.63x = 14,028,110.03
  5. Step 5: Solve for x
    x = 14,028,110.03/4,119.63
  6. Step 6: Final answer
    x = 3,405.19

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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.