Home / 2,817.95-4,223.68-1,516.69

Finding the Fourth Proportional to 2,817.95, 4,223.68 and 1,516.69

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Solution

The fourth proportional to 2,817.95, 4,223.68 and 1,516.69 is: 2,273.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,817.95 : 4,223.68 = 1,516.69 : x
  2. Step 2: Convert to fraction form
    2,817.95/4,223.68 = 1,516.69/x
  3. Step 3: Cross multiply
    2,817.95x = 4,223.68 × 1,516.69
  4. Step 4: Simplify right side
    2,817.95x = 6,405,998.87
  5. Step 5: Solve for x
    x = 6,405,998.87/2,817.95
  6. Step 6: Final answer
    x = 2,273.28

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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.