Home / 9,327.87-12,884.03-6,771.56

Finding the Fourth Proportional to 9,327.87, 12,884.03 and 6,771.56

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Solution

The fourth proportional to 9,327.87, 12,884.03 and 6,771.56 is: 9,353.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,327.87 : 12,884.03 = 6,771.56 : x
  2. Step 2: Convert to fraction form
    9,327.87/12,884.03 = 6,771.56/x
  3. Step 3: Cross multiply
    9,327.87x = 12,884.03 × 6,771.56
  4. Step 4: Simplify right side
    9,327.87x = 87,244,883.91
  5. Step 5: Solve for x
    x = 87,244,883.91/9,327.87
  6. Step 6: Final answer
    x = 9,353.14

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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.