Home / 7,336.12-11,004.72-2,142.14

Finding the Fourth Proportional to 7,336.12, 11,004.72 and 2,142.14

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Solution

The fourth proportional to 7,336.12, 11,004.72 and 2,142.14 is: 3,213.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,336.12 : 11,004.72 = 2,142.14 : x
  2. Step 2: Convert to fraction form
    7,336.12/11,004.72 = 2,142.14/x
  3. Step 3: Cross multiply
    7,336.12x = 11,004.72 × 2,142.14
  4. Step 4: Simplify right side
    7,336.12x = 23,573,650.90
  5. Step 5: Solve for x
    x = 23,573,650.90/7,336.12
  6. Step 6: Final answer
    x = 3,213.37

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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.