Home / 2,814.24-4,219-1,169.76

Finding the Fourth Proportional to 2,814.24, 4,219 and 1,169.76

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Solution

The fourth proportional to 2,814.24, 4,219 and 1,169.76 is: 1,753.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,814.24 : 4,219 = 1,169.76 : x
  2. Step 2: Convert to fraction form
    2,814.24/4,219 = 1,169.76/x
  3. Step 3: Cross multiply
    2,814.24x = 4,219 × 1,169.76
  4. Step 4: Simplify right side
    2,814.24x = 4,935,217.44
  5. Step 5: Solve for x
    x = 4,935,217.44/2,814.24
  6. Step 6: Final answer
    x = 1,753.66

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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.