Home / 4,119.72-5,685.23-2,441.96

Finding the Fourth Proportional to 4,119.72, 5,685.23 and 2,441.96

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Solution

The fourth proportional to 4,119.72, 5,685.23 and 2,441.96 is: 3,369.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,119.72 : 5,685.23 = 2,441.96 : x
  2. Step 2: Convert to fraction form
    4,119.72/5,685.23 = 2,441.96/x
  3. Step 3: Cross multiply
    4,119.72x = 5,685.23 × 2,441.96
  4. Step 4: Simplify right side
    4,119.72x = 13,883,104.25
  5. Step 5: Solve for x
    x = 13,883,104.25/4,119.72
  6. Step 6: Final answer
    x = 3,369.91

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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.