Home / 2,814.11-4,219.87-1,169.67

Finding the Fourth Proportional to 2,814.11, 4,219.87 and 1,169.67

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Solution

The fourth proportional to 2,814.11, 4,219.87 and 1,169.67 is: 1,753.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,814.11 : 4,219.87 = 1,169.67 : x
  2. Step 2: Convert to fraction form
    2,814.11/4,219.87 = 1,169.67/x
  3. Step 3: Cross multiply
    2,814.11x = 4,219.87 × 1,169.67
  4. Step 4: Simplify right side
    2,814.11x = 4,935,855.34
  5. Step 5: Solve for x
    x = 4,935,855.34/2,814.11
  6. Step 6: Final answer
    x = 1,753.97

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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.