Home / 2,814.33-4,219.56-1,516.71

Finding the Fourth Proportional to 2,814.33, 4,219.56 and 1,516.71

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Solution

The fourth proportional to 2,814.33, 4,219.56 and 1,516.71 is: 2,274.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,814.33 : 4,219.56 = 1,516.71 : x
  2. Step 2: Convert to fraction form
    2,814.33/4,219.56 = 1,516.71/x
  3. Step 3: Cross multiply
    2,814.33x = 4,219.56 × 1,516.71
  4. Step 4: Simplify right side
    2,814.33x = 6,399,848.85
  5. Step 5: Solve for x
    x = 6,399,848.85/2,814.33
  6. Step 6: Final answer
    x = 2,274.02

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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.