Home / 5,192.09-7,786.21-2,726.65

Finding the Fourth Proportional to 5,192.09, 7,786.21 and 2,726.65

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Solution

The fourth proportional to 5,192.09, 7,786.21 and 2,726.65 is: 4,088.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,192.09 : 7,786.21 = 2,726.65 : x
  2. Step 2: Convert to fraction form
    5,192.09/7,786.21 = 2,726.65/x
  3. Step 3: Cross multiply
    5,192.09x = 7,786.21 × 2,726.65
  4. Step 4: Simplify right side
    5,192.09x = 21,230,269.50
  5. Step 5: Solve for x
    x = 21,230,269.50/5,192.09
  6. Step 6: Final answer
    x = 4,088.96

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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.