Home / 4,768.05-7,145.13-2,299.98

Finding the Fourth Proportional to 4,768.05, 7,145.13 and 2,299.98

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Solution

The fourth proportional to 4,768.05, 7,145.13 and 2,299.98 is: 3,446.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,768.05 : 7,145.13 = 2,299.98 : x
  2. Step 2: Convert to fraction form
    4,768.05/7,145.13 = 2,299.98/x
  3. Step 3: Cross multiply
    4,768.05x = 7,145.13 × 2,299.98
  4. Step 4: Simplify right side
    4,768.05x = 16,433,656.10
  5. Step 5: Solve for x
    x = 16,433,656.10/4,768.05
  6. Step 6: Final answer
    x = 3,446.62

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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.