Home / 9,949.22-13,727.44-6,408.17

Finding the Fourth Proportional to 9,949.22, 13,727.44 and 6,408.17

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Solution

The fourth proportional to 9,949.22, 13,727.44 and 6,408.17 is: 8,841.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,949.22 : 13,727.44 = 6,408.17 : x
  2. Step 2: Convert to fraction form
    9,949.22/13,727.44 = 6,408.17/x
  3. Step 3: Cross multiply
    9,949.22x = 13,727.44 × 6,408.17
  4. Step 4: Simplify right side
    9,949.22x = 87,967,769.18
  5. Step 5: Solve for x
    x = 87,967,769.18/9,949.22
  6. Step 6: Final answer
    x = 8,841.67

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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.