Home / 11,133.08-16,687.46-6,749.36

Finding the Fourth Proportional to 11,133.08, 16,687.46 and 6,749.36

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Solution

The fourth proportional to 11,133.08, 16,687.46 and 6,749.36 is: 10,116.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,133.08 : 16,687.46 = 6,749.36 : x
  2. Step 2: Convert to fraction form
    11,133.08/16,687.46 = 6,749.36/x
  3. Step 3: Cross multiply
    11,133.08x = 16,687.46 × 6,749.36
  4. Step 4: Simplify right side
    11,133.08x = 112,629,675.03
  5. Step 5: Solve for x
    x = 112,629,675.03/11,133.08
  6. Step 6: Final answer
    x = 10,116.67

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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.