Home / 5,505.48-8,257.32-1,994.85

Finding the Fourth Proportional to 5,505.48, 8,257.32 and 1,994.85

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Solution

The fourth proportional to 5,505.48, 8,257.32 and 1,994.85 is: 2,991.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,505.48 : 8,257.32 = 1,994.85 : x
  2. Step 2: Convert to fraction form
    5,505.48/8,257.32 = 1,994.85/x
  3. Step 3: Cross multiply
    5,505.48x = 8,257.32 × 1,994.85
  4. Step 4: Simplify right side
    5,505.48x = 16,472,114.80
  5. Step 5: Solve for x
    x = 16,472,114.80/5,505.48
  6. Step 6: Final answer
    x = 2,991.95

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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.