Home / 5,942.05-8,199.93-3,289.40

Finding the Fourth Proportional to 5,942.05, 8,199.93 and 3,289.40

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Solution

The fourth proportional to 5,942.05, 8,199.93 and 3,289.40 is: 4,539.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,942.05 : 8,199.93 = 3,289.40 : x
  2. Step 2: Convert to fraction form
    5,942.05/8,199.93 = 3,289.40/x
  3. Step 3: Cross multiply
    5,942.05x = 8,199.93 × 3,289.40
  4. Step 4: Simplify right side
    5,942.05x = 26,972,833.30
  5. Step 5: Solve for x
    x = 26,972,833.30/5,942.05
  6. Step 6: Final answer
    x = 4,539.31

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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.