Home / 11,742.62-17,608.81-4,441.50

Finding the Fourth Proportional to 11,742.62, 17,608.81 and 4,441.50

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Solution

The fourth proportional to 11,742.62, 17,608.81 and 4,441.50 is: 6,660.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,742.62 : 17,608.81 = 4,441.50 : x
  2. Step 2: Convert to fraction form
    11,742.62/17,608.81 = 4,441.50/x
  3. Step 3: Cross multiply
    11,742.62x = 17,608.81 × 4,441.50
  4. Step 4: Simplify right side
    11,742.62x = 78,209,529.62
  5. Step 5: Solve for x
    x = 78,209,529.62/11,742.62
  6. Step 6: Final answer
    x = 6,660.31

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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.