Home / 4,959.05-6,843.26-2,720.87

Finding the Fourth Proportional to 4,959.05, 6,843.26 and 2,720.87

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Solution

The fourth proportional to 4,959.05, 6,843.26 and 2,720.87 is: 3,754.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,959.05 : 6,843.26 = 2,720.87 : x
  2. Step 2: Convert to fraction form
    4,959.05/6,843.26 = 2,720.87/x
  3. Step 3: Cross multiply
    4,959.05x = 6,843.26 × 2,720.87
  4. Step 4: Simplify right side
    4,959.05x = 18,619,620.84
  5. Step 5: Solve for x
    x = 18,619,620.84/4,959.05
  6. Step 6: Final answer
    x = 3,754.67

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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.