Home / 8,942.55-13,408.58-2,700.69

Finding the Fourth Proportional to 8,942.55, 13,408.58 and 2,700.69

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Solution

The fourth proportional to 8,942.55, 13,408.58 and 2,700.69 is: 4,049.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,942.55 : 13,408.58 = 2,700.69 : x
  2. Step 2: Convert to fraction form
    8,942.55/13,408.58 = 2,700.69/x
  3. Step 3: Cross multiply
    8,942.55x = 13,408.58 × 2,700.69
  4. Step 4: Simplify right side
    8,942.55x = 36,212,404.42
  5. Step 5: Solve for x
    x = 36,212,404.42/8,942.55
  6. Step 6: Final answer
    x = 4,049.45

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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.