Home / 11,028.20-16,533.00-4,783.51

Finding the Fourth Proportional to 11,028.20, 16,533.00 and 4,783.51

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Solution

The fourth proportional to 11,028.20, 16,533.00 and 4,783.51 is: 7,171.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,028.20 : 16,533.00 = 4,783.51 : x
  2. Step 2: Convert to fraction form
    11,028.20/16,533.00 = 4,783.51/x
  3. Step 3: Cross multiply
    11,028.20x = 16,533.00 × 4,783.51
  4. Step 4: Simplify right side
    11,028.20x = 79,085,717.54
  5. Step 5: Solve for x
    x = 79,085,717.54/11,028.20
  6. Step 6: Final answer
    x = 7,171.23

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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.