Home / 11,441.28-17,167.28-4,051.32

Finding the Fourth Proportional to 11,441.28, 17,167.28 and 4,051.32

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Solution

The fourth proportional to 11,441.28, 17,167.28 and 4,051.32 is: 6,078.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,441.28 : 17,167.28 = 4,051.32 : x
  2. Step 2: Convert to fraction form
    11,441.28/17,167.28 = 4,051.32/x
  3. Step 3: Cross multiply
    11,441.28x = 17,167.28 × 4,051.32
  4. Step 4: Simplify right side
    11,441.28x = 69,550,144.81
  5. Step 5: Solve for x
    x = 69,550,144.81/11,441.28
  6. Step 6: Final answer
    x = 6,078.88

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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.