Home / 11,675.53-16,112.28-6,370.03

Finding the Fourth Proportional to 11,675.53, 16,112.28 and 6,370.03

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Solution

The fourth proportional to 11,675.53, 16,112.28 and 6,370.03 is: 8,790.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,675.53 : 16,112.28 = 6,370.03 : x
  2. Step 2: Convert to fraction form
    11,675.53/16,112.28 = 6,370.03/x
  3. Step 3: Cross multiply
    11,675.53x = 16,112.28 × 6,370.03
  4. Step 4: Simplify right side
    11,675.53x = 102,635,706.97
  5. Step 5: Solve for x
    x = 102,635,706.97/11,675.53
  6. Step 6: Final answer
    x = 8,790.67

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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.