Home / 2,746.66-4,120.60-799.02

Finding the Fourth Proportional to 2,746.66, 4,120.60 and 799.02

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Solution

The fourth proportional to 2,746.66, 4,120.60 and 799.02 is: 1,198.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,746.66 : 4,120.60 = 799.02 : x
  2. Step 2: Convert to fraction form
    2,746.66/4,120.60 = 799.02/x
  3. Step 3: Cross multiply
    2,746.66x = 4,120.60 × 799.02
  4. Step 4: Simplify right side
    2,746.66x = 3,292,441.81
  5. Step 5: Solve for x
    x = 3,292,441.81/2,746.66
  6. Step 6: Final answer
    x = 1,198.71

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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.