Home / 4,789.62-7,182.13-1,669.24

Finding the Fourth Proportional to 4,789.62, 7,182.13 and 1,669.24

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Solution

The fourth proportional to 4,789.62, 7,182.13 and 1,669.24 is: 2,503.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,789.62 : 7,182.13 = 1,669.24 : x
  2. Step 2: Convert to fraction form
    4,789.62/7,182.13 = 1,669.24/x
  3. Step 3: Cross multiply
    4,789.62x = 7,182.13 × 1,669.24
  4. Step 4: Simplify right side
    4,789.62x = 11,988,698.68
  5. Step 5: Solve for x
    x = 11,988,698.68/4,789.62
  6. Step 6: Final answer
    x = 2,503.06

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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.