Home / 11,628.92-17,445.84-3,837.56

Finding the Fourth Proportional to 11,628.92, 17,445.84 and 3,837.56

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Solution

The fourth proportional to 11,628.92, 17,445.84 and 3,837.56 is: 5,757.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,628.92 : 17,445.84 = 3,837.56 : x
  2. Step 2: Convert to fraction form
    11,628.92/17,445.84 = 3,837.56/x
  3. Step 3: Cross multiply
    11,628.92x = 17,445.84 × 3,837.56
  4. Step 4: Simplify right side
    11,628.92x = 66,949,457.75
  5. Step 5: Solve for x
    x = 66,949,457.75/11,628.92
  6. Step 6: Final answer
    x = 5,757.15

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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.