Home / 6,445.09-9,676.55-3,327.67

Finding the Fourth Proportional to 6,445.09, 9,676.55 and 3,327.67

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Solution

The fourth proportional to 6,445.09, 9,676.55 and 3,327.67 is: 4,996.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,445.09 : 9,676.55 = 3,327.67 : x
  2. Step 2: Convert to fraction form
    6,445.09/9,676.55 = 3,327.67/x
  3. Step 3: Cross multiply
    6,445.09x = 9,676.55 × 3,327.67
  4. Step 4: Simplify right side
    6,445.09x = 32,200,365.14
  5. Step 5: Solve for x
    x = 32,200,365.14/6,445.09
  6. Step 6: Final answer
    x = 4,996.11

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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.