Home / 6,786.31-9,364.99-3,802.18

Finding the Fourth Proportional to 6,786.31, 9,364.99 and 3,802.18

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Solution

The fourth proportional to 6,786.31, 9,364.99 and 3,802.18 is: 5,246.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,786.31 : 9,364.99 = 3,802.18 : x
  2. Step 2: Convert to fraction form
    6,786.31/9,364.99 = 3,802.18/x
  3. Step 3: Cross multiply
    6,786.31x = 9,364.99 × 3,802.18
  4. Step 4: Simplify right side
    6,786.31x = 35,607,377.68
  5. Step 5: Solve for x
    x = 35,607,377.68/6,786.31
  6. Step 6: Final answer
    x = 5,246.94

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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.