Home / 4,280.84-5,906.76-2,709.44

Finding the Fourth Proportional to 4,280.84, 5,906.76 and 2,709.44

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Solution

The fourth proportional to 4,280.84, 5,906.76 and 2,709.44 is: 3,738.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,280.84 : 5,906.76 = 2,709.44 : x
  2. Step 2: Convert to fraction form
    4,280.84/5,906.76 = 2,709.44/x
  3. Step 3: Cross multiply
    4,280.84x = 5,906.76 × 2,709.44
  4. Step 4: Simplify right side
    4,280.84x = 16,004,011.81
  5. Step 5: Solve for x
    x = 16,004,011.81/4,280.84
  6. Step 6: Final answer
    x = 3,738.52

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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.