Home / 9,029.68-13,545.78-2,790.18

Finding the Fourth Proportional to 9,029.68, 13,545.78 and 2,790.18

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Solution

The fourth proportional to 9,029.68, 13,545.78 and 2,790.18 is: 4,185.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,029.68 : 13,545.78 = 2,790.18 : x
  2. Step 2: Convert to fraction form
    9,029.68/13,545.78 = 2,790.18/x
  3. Step 3: Cross multiply
    9,029.68x = 13,545.78 × 2,790.18
  4. Step 4: Simplify right side
    9,029.68x = 37,795,164.44
  5. Step 5: Solve for x
    x = 37,795,164.44/9,029.68
  6. Step 6: Final answer
    x = 4,185.66

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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.