Home / 5,193.07-7,166.41-2,835.21

Finding the Fourth Proportional to 5,193.07, 7,166.41 and 2,835.21

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Solution

The fourth proportional to 5,193.07, 7,166.41 and 2,835.21 is: 3,912.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,193.07 : 7,166.41 = 2,835.21 : x
  2. Step 2: Convert to fraction form
    5,193.07/7,166.41 = 2,835.21/x
  3. Step 3: Cross multiply
    5,193.07x = 7,166.41 × 2,835.21
  4. Step 4: Simplify right side
    5,193.07x = 20,318,277.30
  5. Step 5: Solve for x
    x = 20,318,277.30/5,193.07
  6. Step 6: Final answer
    x = 3,912.58

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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.