Home / 11,440.96-17,151.36-7,537.12

Finding the Fourth Proportional to 11,440.96, 17,151.36 and 7,537.12

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Solution

The fourth proportional to 11,440.96, 17,151.36 and 7,537.12 is: 11,299.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,440.96 : 17,151.36 = 7,537.12 : x
  2. Step 2: Convert to fraction form
    11,440.96/17,151.36 = 7,537.12/x
  3. Step 3: Cross multiply
    11,440.96x = 17,151.36 × 7,537.12
  4. Step 4: Simplify right side
    11,440.96x = 129,271,858.48
  5. Step 5: Solve for x
    x = 129,271,858.48/11,440.96
  6. Step 6: Final answer
    x = 11,299.04

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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.