Home / 10,863.38-14,991.78-6,083.18

Finding the Fourth Proportional to 10,863.38, 14,991.78 and 6,083.18

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Solution

The fourth proportional to 10,863.38, 14,991.78 and 6,083.18 is: 8,394.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,863.38 : 14,991.78 = 6,083.18 : x
  2. Step 2: Convert to fraction form
    10,863.38/14,991.78 = 6,083.18/x
  3. Step 3: Cross multiply
    10,863.38x = 14,991.78 × 6,083.18
  4. Step 4: Simplify right side
    10,863.38x = 91,197,696.26
  5. Step 5: Solve for x
    x = 91,197,696.26/10,863.38
  6. Step 6: Final answer
    x = 8,394.97

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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.