Home / 4,719.74-6,512.60-2,729.57

Finding the Fourth Proportional to 4,719.74, 6,512.60 and 2,729.57

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Solution

The fourth proportional to 4,719.74, 6,512.60 and 2,729.57 is: 3,766.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,719.74 : 6,512.60 = 2,729.57 : x
  2. Step 2: Convert to fraction form
    4,719.74/6,512.60 = 2,729.57/x
  3. Step 3: Cross multiply
    4,719.74x = 6,512.60 × 2,729.57
  4. Step 4: Simplify right side
    4,719.74x = 17,776,571.84
  5. Step 5: Solve for x
    x = 17,776,571.84/4,719.74
  6. Step 6: Final answer
    x = 3,766.43

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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.