Home / 11,003.18-16,505.58-3,212.22

Finding the Fourth Proportional to 11,003.18, 16,505.58 and 3,212.22

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Solution

The fourth proportional to 11,003.18, 16,505.58 and 3,212.22 is: 4,818.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,003.18 : 16,505.58 = 3,212.22 : x
  2. Step 2: Convert to fraction form
    11,003.18/16,505.58 = 3,212.22/x
  3. Step 3: Cross multiply
    11,003.18x = 16,505.58 × 3,212.22
  4. Step 4: Simplify right side
    11,003.18x = 53,019,554.19
  5. Step 5: Solve for x
    x = 53,019,554.19/11,003.18
  6. Step 6: Final answer
    x = 4,818.57

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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.