Home / 7,166.75-10,747.37-2,783.63

Finding the Fourth Proportional to 7,166.75, 10,747.37 and 2,783.63

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Solution

The fourth proportional to 7,166.75, 10,747.37 and 2,783.63 is: 4,174.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,166.75 : 10,747.37 = 2,783.63 : x
  2. Step 2: Convert to fraction form
    7,166.75/10,747.37 = 2,783.63/x
  3. Step 3: Cross multiply
    7,166.75x = 10,747.37 × 2,783.63
  4. Step 4: Simplify right side
    7,166.75x = 29,916,687.63
  5. Step 5: Solve for x
    x = 29,916,687.63/7,166.75
  6. Step 6: Final answer
    x = 4,174.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.