Home / 4,880.82-7,314.33-2,797.68

Finding the Fourth Proportional to 4,880.82, 7,314.33 and 2,797.68

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Solution

The fourth proportional to 4,880.82, 7,314.33 and 2,797.68 is: 4,192.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,880.82 : 7,314.33 = 2,797.68 : x
  2. Step 2: Convert to fraction form
    4,880.82/7,314.33 = 2,797.68/x
  3. Step 3: Cross multiply
    4,880.82x = 7,314.33 × 2,797.68
  4. Step 4: Simplify right side
    4,880.82x = 20,463,154.75
  5. Step 5: Solve for x
    x = 20,463,154.75/4,880.82
  6. Step 6: Final answer
    x = 4,192.56

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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.