Home / 3,715.75-5,566.67-1,864.70

Finding the Fourth Proportional to 3,715.75, 5,566.67 and 1,864.70

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Solution

The fourth proportional to 3,715.75, 5,566.67 and 1,864.70 is: 2,793.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,715.75 : 5,566.67 = 1,864.70 : x
  2. Step 2: Convert to fraction form
    3,715.75/5,566.67 = 1,864.70/x
  3. Step 3: Cross multiply
    3,715.75x = 5,566.67 × 1,864.70
  4. Step 4: Simplify right side
    3,715.75x = 10,380,169.55
  5. Step 5: Solve for x
    x = 10,380,169.55/3,715.75
  6. Step 6: Final answer
    x = 2,793.56

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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.