Home / 9,030.33-13,542.44-2,789.51

Finding the Fourth Proportional to 9,030.33, 13,542.44 and 2,789.51

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Solution

The fourth proportional to 9,030.33, 13,542.44 and 2,789.51 is: 4,183.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,030.33 : 13,542.44 = 2,789.51 : x
  2. Step 2: Convert to fraction form
    9,030.33/13,542.44 = 2,789.51/x
  3. Step 3: Cross multiply
    9,030.33x = 13,542.44 × 2,789.51
  4. Step 4: Simplify right side
    9,030.33x = 37,776,690.14
  5. Step 5: Solve for x
    x = 37,776,690.14/9,030.33
  6. Step 6: Final answer
    x = 4,183.31

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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.