Home / 4,896.25-6,756.83-2,688.25

Finding the Fourth Proportional to 4,896.25, 6,756.83 and 2,688.25

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Solution

The fourth proportional to 4,896.25, 6,756.83 and 2,688.25 is: 3,709.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,896.25 : 6,756.83 = 2,688.25 : x
  2. Step 2: Convert to fraction form
    4,896.25/6,756.83 = 2,688.25/x
  3. Step 3: Cross multiply
    4,896.25x = 6,756.83 × 2,688.25
  4. Step 4: Simplify right side
    4,896.25x = 18,164,034.81
  5. Step 5: Solve for x
    x = 18,164,034.81/4,896.25
  6. Step 6: Final answer
    x = 3,709.79

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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.