Home / 4,581.09-6,321.87-2,485.21

Finding the Fourth Proportional to 4,581.09, 6,321.87 and 2,485.21

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Solution

The fourth proportional to 4,581.09, 6,321.87 and 2,485.21 is: 3,429.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,581.09 : 6,321.87 = 2,485.21 : x
  2. Step 2: Convert to fraction form
    4,581.09/6,321.87 = 2,485.21/x
  3. Step 3: Cross multiply
    4,581.09x = 6,321.87 × 2,485.21
  4. Step 4: Simplify right side
    4,581.09x = 15,711,174.54
  5. Step 5: Solve for x
    x = 15,711,174.54/4,581.09
  6. Step 6: Final answer
    x = 3,429.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.