Home / 4,914.73-7,372.01-1,216.96

Finding the Fourth Proportional to 4,914.73, 7,372.01 and 1,216.96

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Solution

The fourth proportional to 4,914.73, 7,372.01 and 1,216.96 is: 1,825.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,914.73 : 7,372.01 = 1,216.96 : x
  2. Step 2: Convert to fraction form
    4,914.73/7,372.01 = 1,216.96/x
  3. Step 3: Cross multiply
    4,914.73x = 7,372.01 × 1,216.96
  4. Step 4: Simplify right side
    4,914.73x = 8,971,467.37
  5. Step 5: Solve for x
    x = 8,971,467.37/4,914.73
  6. Step 6: Final answer
    x = 1,825.42

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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.