Home / 3,433.81-4,738.60-1,941.68

Finding the Fourth Proportional to 3,433.81, 4,738.60 and 1,941.68

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Solution

The fourth proportional to 3,433.81, 4,738.60 and 1,941.68 is: 2,679.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,433.81 : 4,738.60 = 1,941.68 : x
  2. Step 2: Convert to fraction form
    3,433.81/4,738.60 = 1,941.68/x
  3. Step 3: Cross multiply
    3,433.81x = 4,738.60 × 1,941.68
  4. Step 4: Simplify right side
    3,433.81x = 9,200,811.45
  5. Step 5: Solve for x
    x = 9,200,811.45/3,433.81
  6. Step 6: Final answer
    x = 2,679.48

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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.