Home / 4,455-6,149.07-2,566.80

Finding the Fourth Proportional to 4,455, 6,149.07 and 2,566.80

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Solution

The fourth proportional to 4,455, 6,149.07 and 2,566.80 is: 3,542.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,455 : 6,149.07 = 2,566.80 : x
  2. Step 2: Convert to fraction form
    4,455/6,149.07 = 2,566.80/x
  3. Step 3: Cross multiply
    4,455x = 6,149.07 × 2,566.80
  4. Step 4: Simplify right side
    4,455x = 15,783,432.88
  5. Step 5: Solve for x
    x = 15,783,432.88/4,455
  6. Step 6: Final answer
    x = 3,542.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.