Home / 4,543.22-6,814.82-1,211.47

Finding the Fourth Proportional to 4,543.22, 6,814.82 and 1,211.47

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Solution

The fourth proportional to 4,543.22, 6,814.82 and 1,211.47 is: 1,817.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,543.22 : 6,814.82 = 1,211.47 : x
  2. Step 2: Convert to fraction form
    4,543.22/6,814.82 = 1,211.47/x
  3. Step 3: Cross multiply
    4,543.22x = 6,814.82 × 1,211.47
  4. Step 4: Simplify right side
    4,543.22x = 8,255,912.88
  5. Step 5: Solve for x
    x = 8,255,912.88/4,543.22
  6. Step 6: Final answer
    x = 1,817.19

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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.