Home / 6,843.29-9,443.99-3,858.94

Finding the Fourth Proportional to 6,843.29, 9,443.99 and 3,858.94

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Solution

The fourth proportional to 6,843.29, 9,443.99 and 3,858.94 is: 5,325.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,843.29 : 9,443.99 = 3,858.94 : x
  2. Step 2: Convert to fraction form
    6,843.29/9,443.99 = 3,858.94/x
  3. Step 3: Cross multiply
    6,843.29x = 9,443.99 × 3,858.94
  4. Step 4: Simplify right side
    6,843.29x = 36,443,812.22
  5. Step 5: Solve for x
    x = 36,443,812.22/6,843.29
  6. Step 6: Final answer
    x = 5,325.49

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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.