Home / 3,212.36-4,816.42-1,826.35

Finding the Fourth Proportional to 3,212.36, 4,816.42 and 1,826.35

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Solution

The fourth proportional to 3,212.36, 4,816.42 and 1,826.35 is: 2,738.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,212.36 : 4,816.42 = 1,826.35 : x
  2. Step 2: Convert to fraction form
    3,212.36/4,816.42 = 1,826.35/x
  3. Step 3: Cross multiply
    3,212.36x = 4,816.42 × 1,826.35
  4. Step 4: Simplify right side
    3,212.36x = 8,796,459.54
  5. Step 5: Solve for x
    x = 8,796,459.54/3,212.36
  6. Step 6: Final answer
    x = 2,738.32

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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.