Home / 4,263.66-6,399.65-2,623.41

Finding the Fourth Proportional to 4,263.66, 6,399.65 and 2,623.41

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Solution

The fourth proportional to 4,263.66, 6,399.65 and 2,623.41 is: 3,937.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,263.66 : 6,399.65 = 2,623.41 : x
  2. Step 2: Convert to fraction form
    4,263.66/6,399.65 = 2,623.41/x
  3. Step 3: Cross multiply
    4,263.66x = 6,399.65 × 2,623.41
  4. Step 4: Simplify right side
    4,263.66x = 16,788,912.37
  5. Step 5: Solve for x
    x = 16,788,912.37/4,263.66
  6. Step 6: Final answer
    x = 3,937.68

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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.