Home / 4,928.16-7,373.52-2,738.64

Finding the Fourth Proportional to 4,928.16, 7,373.52 and 2,738.64

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Solution

The fourth proportional to 4,928.16, 7,373.52 and 2,738.64 is: 4,097.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,928.16 : 7,373.52 = 2,738.64 : x
  2. Step 2: Convert to fraction form
    4,928.16/7,373.52 = 2,738.64/x
  3. Step 3: Cross multiply
    4,928.16x = 7,373.52 × 2,738.64
  4. Step 4: Simplify right side
    4,928.16x = 20,193,416.81
  5. Step 5: Solve for x
    x = 20,193,416.81/4,928.16
  6. Step 6: Final answer
    x = 4,097.56

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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.