Home / 4,789.99-7,182.66-1,669.92

Finding the Fourth Proportional to 4,789.99, 7,182.66 and 1,669.92

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Solution

The fourth proportional to 4,789.99, 7,182.66 and 1,669.92 is: 2,504.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,789.99 : 7,182.66 = 1,669.92 : x
  2. Step 2: Convert to fraction form
    4,789.99/7,182.66 = 1,669.92/x
  3. Step 3: Cross multiply
    4,789.99x = 7,182.66 × 1,669.92
  4. Step 4: Simplify right side
    4,789.99x = 11,994,431.67
  5. Step 5: Solve for x
    x = 11,994,431.67/4,789.99
  6. Step 6: Final answer
    x = 2,504.06

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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.