Home / 5,917.80-8,166.96-3,400.73

Finding the Fourth Proportional to 5,917.80, 8,166.96 and 3,400.73

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Solution

The fourth proportional to 5,917.80, 8,166.96 and 3,400.73 is: 4,693.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,917.80 : 8,166.96 = 3,400.73 : x
  2. Step 2: Convert to fraction form
    5,917.80/8,166.96 = 3,400.73/x
  3. Step 3: Cross multiply
    5,917.80x = 8,166.96 × 3,400.73
  4. Step 4: Simplify right side
    5,917.80x = 27,773,625.88
  5. Step 5: Solve for x
    x = 27,773,625.88/5,917.80
  6. Step 6: Final answer
    x = 4,693.23

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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.