Home / 5,213.45-7,194.53-2,975.35

Finding the Fourth Proportional to 5,213.45, 7,194.53 and 2,975.35

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Solution

The fourth proportional to 5,213.45, 7,194.53 and 2,975.35 is: 4,105.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,213.45 : 7,194.53 = 2,975.35 : x
  2. Step 2: Convert to fraction form
    5,213.45/7,194.53 = 2,975.35/x
  3. Step 3: Cross multiply
    5,213.45x = 7,194.53 × 2,975.35
  4. Step 4: Simplify right side
    5,213.45x = 21,406,234.29
  5. Step 5: Solve for x
    x = 21,406,234.29/5,213.45
  6. Step 6: Final answer
    x = 4,105.97

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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.