Home / 6,126-8,453.96-3,331.50

Finding the Fourth Proportional to 6,126, 8,453.96 and 3,331.50

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Solution

The fourth proportional to 6,126, 8,453.96 and 3,331.50 is: 4,597.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,126 : 8,453.96 = 3,331.50 : x
  2. Step 2: Convert to fraction form
    6,126/8,453.96 = 3,331.50/x
  3. Step 3: Cross multiply
    6,126x = 8,453.96 × 3,331.50
  4. Step 4: Simplify right side
    6,126x = 28,164,351.08
  5. Step 5: Solve for x
    x = 28,164,351.08/6,126
  6. Step 6: Final answer
    x = 4,597.51

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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.