Home / 11,977.53-16,529.36-6,599.67

Finding the Fourth Proportional to 11,977.53, 16,529.36 and 6,599.67

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Solution

The fourth proportional to 11,977.53, 16,529.36 and 6,599.67 is: 9,107.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,977.53 : 16,529.36 = 6,599.67 : x
  2. Step 2: Convert to fraction form
    11,977.53/16,529.36 = 6,599.67/x
  3. Step 3: Cross multiply
    11,977.53x = 16,529.36 × 6,599.67
  4. Step 4: Simplify right side
    11,977.53x = 109,088,321.31
  5. Step 5: Solve for x
    x = 109,088,321.31/11,977.53
  6. Step 6: Final answer
    x = 9,107.75

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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.