Home / 9,591.21-13,230.79-6,601.85

Finding the Fourth Proportional to 9,591.21, 13,230.79 and 6,601.85

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Solution

The fourth proportional to 9,591.21, 13,230.79 and 6,601.85 is: 9,107.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,591.21 : 13,230.79 = 6,601.85 : x
  2. Step 2: Convert to fraction form
    9,591.21/13,230.79 = 6,601.85/x
  3. Step 3: Cross multiply
    9,591.21x = 13,230.79 × 6,601.85
  4. Step 4: Simplify right side
    9,591.21x = 87,347,690.96
  5. Step 5: Solve for x
    x = 87,347,690.96/9,591.21
  6. Step 6: Final answer
    x = 9,107.06

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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.