Home / 5,334.60-7,361.52-2,976.72

Finding the Fourth Proportional to 5,334.60, 7,361.52 and 2,976.72

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Solution

The fourth proportional to 5,334.60, 7,361.52 and 2,976.72 is: 4,107.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,334.60 : 7,361.52 = 2,976.72 : x
  2. Step 2: Convert to fraction form
    5,334.60/7,361.52 = 2,976.72/x
  3. Step 3: Cross multiply
    5,334.60x = 7,361.52 × 2,976.72
  4. Step 4: Simplify right side
    5,334.60x = 21,913,183.81
  5. Step 5: Solve for x
    x = 21,913,183.81/5,334.60
  6. Step 6: Final answer
    x = 4,107.75

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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.