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Finding the Fourth Proportional to 4,245, 6,365.06 and 4,000.38

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Solution

The fourth proportional to 4,245, 6,365.06 and 4,000.38 is: 5,998.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,245 : 6,365.06 = 4,000.38 : x
  2. Step 2: Convert to fraction form
    4,245/6,365.06 = 4,000.38/x
  3. Step 3: Cross multiply
    4,245x = 6,365.06 × 4,000.38
  4. Step 4: Simplify right side
    4,245x = 25,462,658.72
  5. Step 5: Solve for x
    x = 25,462,658.72/4,245
  6. Step 6: Final answer
    x = 5,998.27

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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.