Home / 11,817.35-17,709.30-6,554.67

Finding the Fourth Proportional to 11,817.35, 17,709.30 and 6,554.67

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Solution

The fourth proportional to 11,817.35, 17,709.30 and 6,554.67 is: 9,822.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,817.35 : 17,709.30 = 6,554.67 : x
  2. Step 2: Convert to fraction form
    11,817.35/17,709.30 = 6,554.67/x
  3. Step 3: Cross multiply
    11,817.35x = 17,709.30 × 6,554.67
  4. Step 4: Simplify right side
    11,817.35x = 116,078,617.43
  5. Step 5: Solve for x
    x = 116,078,617.43/11,817.35
  6. Step 6: Final answer
    x = 9,822.73

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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.