Home / 4,399.72-6,600.39-2,838.99

Finding the Fourth Proportional to 4,399.72, 6,600.39 and 2,838.99

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Solution

The fourth proportional to 4,399.72, 6,600.39 and 2,838.99 is: 4,259.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,399.72 : 6,600.39 = 2,838.99 : x
  2. Step 2: Convert to fraction form
    4,399.72/6,600.39 = 2,838.99/x
  3. Step 3: Cross multiply
    4,399.72x = 6,600.39 × 2,838.99
  4. Step 4: Simplify right side
    4,399.72x = 18,738,441.21
  5. Step 5: Solve for x
    x = 18,738,441.21/4,399.72
  6. Step 6: Final answer
    x = 4,259.01

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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.