Home / 11,480.32-17,192.78-6,534.96

Finding the Fourth Proportional to 11,480.32, 17,192.78 and 6,534.96

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Solution

The fourth proportional to 11,480.32, 17,192.78 and 6,534.96 is: 9,786.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,480.32 : 17,192.78 = 6,534.96 : x
  2. Step 2: Convert to fraction form
    11,480.32/17,192.78 = 6,534.96/x
  3. Step 3: Cross multiply
    11,480.32x = 17,192.78 × 6,534.96
  4. Step 4: Simplify right side
    11,480.32x = 112,354,129.59
  5. Step 5: Solve for x
    x = 112,354,129.59/11,480.32
  6. Step 6: Final answer
    x = 9,786.67

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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.