Home / 6,786.99-9,365.41-3,802.19

Finding the Fourth Proportional to 6,786.99, 9,365.41 and 3,802.19

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Solution

The fourth proportional to 6,786.99, 9,365.41 and 3,802.19 is: 5,246.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,786.99 : 9,365.41 = 3,802.19 : x
  2. Step 2: Convert to fraction form
    6,786.99/9,365.41 = 3,802.19/x
  3. Step 3: Cross multiply
    6,786.99x = 9,365.41 × 3,802.19
  4. Step 4: Simplify right side
    6,786.99x = 35,609,002.41
  5. Step 5: Solve for x
    x = 35,609,002.41/6,786.99
  6. Step 6: Final answer
    x = 5,246.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.