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Finding the Fourth Proportional to 5,483.91, 8,222.22 and 3,019.89

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Solution

The fourth proportional to 5,483.91, 8,222.22 and 3,019.89 is: 4,527.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,483.91 : 8,222.22 = 3,019.89 : x
  2. Step 2: Convert to fraction form
    5,483.91/8,222.22 = 3,019.89/x
  3. Step 3: Cross multiply
    5,483.91x = 8,222.22 × 3,019.89
  4. Step 4: Simplify right side
    5,483.91x = 24,830,199.96
  5. Step 5: Solve for x
    x = 24,830,199.96/5,483.91
  6. Step 6: Final answer
    x = 4,527.83

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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.