Home / 3,816.94-5,263.36-2,824.28

Finding the Fourth Proportional to 3,816.94, 5,263.36 and 2,824.28

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Solution

The fourth proportional to 3,816.94, 5,263.36 and 2,824.28 is: 3,894.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,816.94 : 5,263.36 = 2,824.28 : x
  2. Step 2: Convert to fraction form
    3,816.94/5,263.36 = 2,824.28/x
  3. Step 3: Cross multiply
    3,816.94x = 5,263.36 × 2,824.28
  4. Step 4: Simplify right side
    3,816.94x = 14,865,202.38
  5. Step 5: Solve for x
    x = 14,865,202.38/3,816.94
  6. Step 6: Final answer
    x = 3,894.53

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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.