Home / 5,193.90-7,167.73-2,836.19

Finding the Fourth Proportional to 5,193.90, 7,167.73 and 2,836.19

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Solution

The fourth proportional to 5,193.90, 7,167.73 and 2,836.19 is: 3,914.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,193.90 : 7,167.73 = 2,836.19 : x
  2. Step 2: Convert to fraction form
    5,193.90/7,167.73 = 2,836.19/x
  3. Step 3: Cross multiply
    5,193.90x = 7,167.73 × 2,836.19
  4. Step 4: Simplify right side
    5,193.90x = 20,329,054.98
  5. Step 5: Solve for x
    x = 20,329,054.98/5,193.90
  6. Step 6: Final answer
    x = 3,914.03

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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.