Home / 4,263.11-6,390.53-2,184.09

Finding the Fourth Proportional to 4,263.11, 6,390.53 and 2,184.09

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Solution

The fourth proportional to 4,263.11, 6,390.53 and 2,184.09 is: 3,274.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,263.11 : 6,390.53 = 2,184.09 : x
  2. Step 2: Convert to fraction form
    4,263.11/6,390.53 = 2,184.09/x
  3. Step 3: Cross multiply
    4,263.11x = 6,390.53 × 2,184.09
  4. Step 4: Simplify right side
    4,263.11x = 13,957,481.75
  5. Step 5: Solve for x
    x = 13,957,481.75/4,263.11
  6. Step 6: Final answer
    x = 3,274.02

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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.