Home / 4,896.16-6,756.96-2,800.64

Finding the Fourth Proportional to 4,896.16, 6,756.96 and 2,800.64

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Solution

The fourth proportional to 4,896.16, 6,756.96 and 2,800.64 is: 3,865.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,896.16 : 6,756.96 = 2,800.64 : x
  2. Step 2: Convert to fraction form
    4,896.16/6,756.96 = 2,800.64/x
  3. Step 3: Cross multiply
    4,896.16x = 6,756.96 × 2,800.64
  4. Step 4: Simplify right side
    4,896.16x = 18,923,812.45
  5. Step 5: Solve for x
    x = 18,923,812.45/4,896.16
  6. Step 6: Final answer
    x = 3,865.03

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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.