Home / 5,949.39-8,917.11-3,315.63

Finding the Fourth Proportional to 5,949.39, 8,917.11 and 3,315.63

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Solution

The fourth proportional to 5,949.39, 8,917.11 and 3,315.63 is: 4,969.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,949.39 : 8,917.11 = 3,315.63 : x
  2. Step 2: Convert to fraction form
    5,949.39/8,917.11 = 3,315.63/x
  3. Step 3: Cross multiply
    5,949.39x = 8,917.11 × 3,315.63
  4. Step 4: Simplify right side
    5,949.39x = 29,565,837.43
  5. Step 5: Solve for x
    x = 29,565,837.43/5,949.39
  6. Step 6: Final answer
    x = 4,969.56

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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.