Home / 2,449.85-3,379.08-1,610.29

Finding the Fourth Proportional to 2,449.85, 3,379.08 and 1,610.29

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Solution

The fourth proportional to 2,449.85, 3,379.08 and 1,610.29 is: 2,221.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,449.85 : 3,379.08 = 1,610.29 : x
  2. Step 2: Convert to fraction form
    2,449.85/3,379.08 = 1,610.29/x
  3. Step 3: Cross multiply
    2,449.85x = 3,379.08 × 1,610.29
  4. Step 4: Simplify right side
    2,449.85x = 5,441,289.99
  5. Step 5: Solve for x
    x = 5,441,289.99/2,449.85
  6. Step 6: Final answer
    x = 2,221.07

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1.5x scale

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.