Home / 11,087.23-16,622.01-6,401.92

Finding the Fourth Proportional to 11,087.23, 16,622.01 and 6,401.92

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Solution

The fourth proportional to 11,087.23, 16,622.01 and 6,401.92 is: 9,597.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,087.23 : 16,622.01 = 6,401.92 : x
  2. Step 2: Convert to fraction form
    11,087.23/16,622.01 = 6,401.92/x
  3. Step 3: Cross multiply
    11,087.23x = 16,622.01 × 6,401.92
  4. Step 4: Simplify right side
    11,087.23x = 106,412,837.99
  5. Step 5: Solve for x
    x = 106,412,837.99/11,087.23
  6. Step 6: Final answer
    x = 9,597.78

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1.5x scale

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.