Home / 5,403.83-8,110.80-3,327.89

Finding the Fourth Proportional to 5,403.83, 8,110.80 and 3,327.89

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Solution

The fourth proportional to 5,403.83, 8,110.80 and 3,327.89 is: 4,994.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,403.83 : 8,110.80 = 3,327.89 : x
  2. Step 2: Convert to fraction form
    5,403.83/8,110.80 = 3,327.89/x
  3. Step 3: Cross multiply
    5,403.83x = 8,110.80 × 3,327.89
  4. Step 4: Simplify right side
    5,403.83x = 26,991,809.66
  5. Step 5: Solve for x
    x = 26,991,809.66/5,403.83
  6. Step 6: Final answer
    x = 4,994.94

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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.