Home / 6,445.92-9,670.68-3,327.06

Finding the Fourth Proportional to 6,445.92, 9,670.68 and 3,327.06

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Solution

The fourth proportional to 6,445.92, 9,670.68 and 3,327.06 is: 4,991.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,445.92 : 9,670.68 = 3,327.06 : x
  2. Step 2: Convert to fraction form
    6,445.92/9,670.68 = 3,327.06/x
  3. Step 3: Cross multiply
    6,445.92x = 9,670.68 × 3,327.06
  4. Step 4: Simplify right side
    6,445.92x = 32,174,932.60
  5. Step 5: Solve for x
    x = 32,174,932.60/6,445.92
  6. Step 6: Final answer
    x = 4,991.52

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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.