Home / 6,112.49-9,168.74-1,729.95

Finding the Fourth Proportional to 6,112.49, 9,168.74 and 1,729.95

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Solution

The fourth proportional to 6,112.49, 9,168.74 and 1,729.95 is: 2,594.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,112.49 : 9,168.74 = 1,729.95 : x
  2. Step 2: Convert to fraction form
    6,112.49/9,168.74 = 1,729.95/x
  3. Step 3: Cross multiply
    6,112.49x = 9,168.74 × 1,729.95
  4. Step 4: Simplify right side
    6,112.49x = 15,861,474.60
  5. Step 5: Solve for x
    x = 15,861,474.60/6,112.49
  6. Step 6: Final answer
    x = 2,594.93

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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.