Home / 10,863.19-14,987.71-6,082.43

Finding the Fourth Proportional to 10,863.19, 14,987.71 and 6,082.43

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Solution

The fourth proportional to 10,863.19, 14,987.71 and 6,082.43 is: 8,391.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,863.19 : 14,987.71 = 6,082.43 : x
  2. Step 2: Convert to fraction form
    10,863.19/14,987.71 = 6,082.43/x
  3. Step 3: Cross multiply
    10,863.19x = 14,987.71 × 6,082.43
  4. Step 4: Simplify right side
    10,863.19x = 91,161,696.94
  5. Step 5: Solve for x
    x = 91,161,696.94/10,863.19
  6. Step 6: Final answer
    x = 8,391.80

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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.