Home / 3,433.74-4,738.63-1,941.62

Finding the Fourth Proportional to 3,433.74, 4,738.63 and 1,941.62

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Solution

The fourth proportional to 3,433.74, 4,738.63 and 1,941.62 is: 2,679.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,433.74 : 4,738.63 = 1,941.62 : x
  2. Step 2: Convert to fraction form
    3,433.74/4,738.63 = 1,941.62/x
  3. Step 3: Cross multiply
    3,433.74x = 4,738.63 × 1,941.62
  4. Step 4: Simplify right side
    3,433.74x = 9,200,618.78
  5. Step 5: Solve for x
    x = 9,200,618.78/3,433.74
  6. Step 6: Final answer
    x = 2,679.47

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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.