Home / 8,944.75-13,419.38-6,317.38

Finding the Fourth Proportional to 8,944.75, 13,419.38 and 6,317.38

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Solution

The fourth proportional to 8,944.75, 13,419.38 and 6,317.38 is: 9,477.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,944.75 : 13,419.38 = 6,317.38 : x
  2. Step 2: Convert to fraction form
    8,944.75/13,419.38 = 6,317.38/x
  3. Step 3: Cross multiply
    8,944.75x = 13,419.38 × 6,317.38
  4. Step 4: Simplify right side
    8,944.75x = 84,775,355.39
  5. Step 5: Solve for x
    x = 84,775,355.39/8,944.75
  6. Step 6: Final answer
    x = 9,477.67

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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.