Home / 9,029.39-13,545.36-2,789.93

Finding the Fourth Proportional to 9,029.39, 13,545.36 and 2,789.93

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Solution

The fourth proportional to 9,029.39, 13,545.36 and 2,789.93 is: 4,185.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,029.39 : 13,545.36 = 2,789.93 : x
  2. Step 2: Convert to fraction form
    9,029.39/13,545.36 = 2,789.93/x
  3. Step 3: Cross multiply
    9,029.39x = 13,545.36 × 2,789.93
  4. Step 4: Simplify right side
    9,029.39x = 37,790,606.22
  5. Step 5: Solve for x
    x = 37,790,606.22/9,029.39
  6. Step 6: Final answer
    x = 4,185.29

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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.