Home / 4,481.12-6,722.24-1,558.56

Finding the Fourth Proportional to 4,481.12, 6,722.24 and 1,558.56

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Solution

The fourth proportional to 4,481.12, 6,722.24 and 1,558.56 is: 2,338.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,481.12 : 6,722.24 = 1,558.56 : x
  2. Step 2: Convert to fraction form
    4,481.12/6,722.24 = 1,558.56/x
  3. Step 3: Cross multiply
    4,481.12x = 6,722.24 × 1,558.56
  4. Step 4: Simplify right side
    4,481.12x = 10,477,014.37
  5. Step 5: Solve for x
    x = 10,477,014.37/4,481.12
  6. Step 6: Final answer
    x = 2,338.03

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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.