Home / 5,327.76-7,991.73-2,729.10

Finding the Fourth Proportional to 5,327.76, 7,991.73 and 2,729.10

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Solution

The fourth proportional to 5,327.76, 7,991.73 and 2,729.10 is: 4,093.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,327.76 : 7,991.73 = 2,729.10 : x
  2. Step 2: Convert to fraction form
    5,327.76/7,991.73 = 2,729.10/x
  3. Step 3: Cross multiply
    5,327.76x = 7,991.73 × 2,729.10
  4. Step 4: Simplify right side
    5,327.76x = 21,810,230.34
  5. Step 5: Solve for x
    x = 21,810,230.34/5,327.76
  6. Step 6: Final answer
    x = 4,093.70

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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.