Home / 4,817.21-7,226.92-1,485.37

Finding the Fourth Proportional to 4,817.21, 7,226.92 and 1,485.37

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Solution

The fourth proportional to 4,817.21, 7,226.92 and 1,485.37 is: 2,228.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,817.21 : 7,226.92 = 1,485.37 : x
  2. Step 2: Convert to fraction form
    4,817.21/7,226.92 = 1,485.37/x
  3. Step 3: Cross multiply
    4,817.21x = 7,226.92 × 1,485.37
  4. Step 4: Simplify right side
    4,817.21x = 10,734,661.05
  5. Step 5: Solve for x
    x = 10,734,661.05/4,817.21
  6. Step 6: Final answer
    x = 2,228.40

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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.