Home / 5,194.09-7,167.57-2,836.31

Finding the Fourth Proportional to 5,194.09, 7,167.57 and 2,836.31

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Solution

The fourth proportional to 5,194.09, 7,167.57 and 2,836.31 is: 3,913.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,194.09 : 7,167.57 = 2,836.31 : x
  2. Step 2: Convert to fraction form
    5,194.09/7,167.57 = 2,836.31/x
  3. Step 3: Cross multiply
    5,194.09x = 7,167.57 × 2,836.31
  4. Step 4: Simplify right side
    5,194.09x = 20,329,450.47
  5. Step 5: Solve for x
    x = 20,329,450.47/5,194.09
  6. Step 6: Final answer
    x = 3,913.96

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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.