Home / 3,334.88-5,002.98-2,790.86

Finding the Fourth Proportional to 3,334.88, 5,002.98 and 2,790.86

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Solution

The fourth proportional to 3,334.88, 5,002.98 and 2,790.86 is: 4,186.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,334.88 : 5,002.98 = 2,790.86 : x
  2. Step 2: Convert to fraction form
    3,334.88/5,002.98 = 2,790.86/x
  3. Step 3: Cross multiply
    3,334.88x = 5,002.98 × 2,790.86
  4. Step 4: Simplify right side
    3,334.88x = 13,962,616.76
  5. Step 5: Solve for x
    x = 13,962,616.76/3,334.88
  6. Step 6: Final answer
    x = 4,186.84

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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.