Home / 6,873.27-9,485.19-3,729.48

Finding the Fourth Proportional to 6,873.27, 9,485.19 and 3,729.48

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Solution

The fourth proportional to 6,873.27, 9,485.19 and 3,729.48 is: 5,146.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,873.27 : 9,485.19 = 3,729.48 : x
  2. Step 2: Convert to fraction form
    6,873.27/9,485.19 = 3,729.48/x
  3. Step 3: Cross multiply
    6,873.27x = 9,485.19 × 3,729.48
  4. Step 4: Simplify right side
    6,873.27x = 35,374,826.40
  5. Step 5: Solve for x
    x = 35,374,826.40/6,873.27
  6. Step 6: Final answer
    x = 5,146.72

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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.