Home / 11,072.77-15,279.32-6,226.99

Finding the Fourth Proportional to 11,072.77, 15,279.32 and 6,226.99

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Solution

The fourth proportional to 11,072.77, 15,279.32 and 6,226.99 is: 8,592.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,072.77 : 15,279.32 = 6,226.99 : x
  2. Step 2: Convert to fraction form
    11,072.77/15,279.32 = 6,226.99/x
  3. Step 3: Cross multiply
    11,072.77x = 15,279.32 × 6,226.99
  4. Step 4: Simplify right side
    11,072.77x = 95,144,172.85
  5. Step 5: Solve for x
    x = 95,144,172.85/11,072.77
  6. Step 6: Final answer
    x = 8,592.63

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1.5x scale

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.