Home / 4,880.82-6,735.26-2,756.21

Finding the Fourth Proportional to 4,880.82, 6,735.26 and 2,756.21

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Solution

The fourth proportional to 4,880.82, 6,735.26 and 2,756.21 is: 3,803.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,880.82 : 6,735.26 = 2,756.21 : x
  2. Step 2: Convert to fraction form
    4,880.82/6,735.26 = 2,756.21/x
  3. Step 3: Cross multiply
    4,880.82x = 6,735.26 × 2,756.21
  4. Step 4: Simplify right side
    4,880.82x = 18,563,777.18
  5. Step 5: Solve for x
    x = 18,563,777.18/4,880.82
  6. Step 6: Final answer
    x = 3,803.41

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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.