Home / 2,798.14-4,199.10-1,154.67

Finding the Fourth Proportional to 2,798.14, 4,199.10 and 1,154.67

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Solution

The fourth proportional to 2,798.14, 4,199.10 and 1,154.67 is: 1,732.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,798.14 : 4,199.10 = 1,154.67 : x
  2. Step 2: Convert to fraction form
    2,798.14/4,199.10 = 1,154.67/x
  3. Step 3: Cross multiply
    2,798.14x = 4,199.10 × 1,154.67
  4. Step 4: Simplify right side
    2,798.14x = 4,848,553.80
  5. Step 5: Solve for x
    x = 4,848,553.80/2,798.14
  6. Step 6: Final answer
    x = 1,732.78

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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.