Home / 9,029.67-13,545.80-2,790.23

Finding the Fourth Proportional to 9,029.67, 13,545.80 and 2,790.23

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Solution

The fourth proportional to 9,029.67, 13,545.80 and 2,790.23 is: 4,185.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,029.67 : 13,545.80 = 2,790.23 : x
  2. Step 2: Convert to fraction form
    9,029.67/13,545.80 = 2,790.23/x
  3. Step 3: Cross multiply
    9,029.67x = 13,545.80 × 2,790.23
  4. Step 4: Simplify right side
    9,029.67x = 37,795,870.65
  5. Step 5: Solve for x
    x = 37,795,870.65/9,029.67
  6. Step 6: Final answer
    x = 4,185.74

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1.5x scale

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.