Home / 11,022.80-16,534.20-7,523.60

Finding the Fourth Proportional to 11,022.80, 16,534.20 and 7,523.60

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Solution

The fourth proportional to 11,022.80, 16,534.20 and 7,523.60 is: 11,285.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,022.80 : 16,534.20 = 7,523.60 : x
  2. Step 2: Convert to fraction form
    11,022.80/16,534.20 = 7,523.60/x
  3. Step 3: Cross multiply
    11,022.80x = 16,534.20 × 7,523.60
  4. Step 4: Simplify right side
    11,022.80x = 124,396,707.12
  5. Step 5: Solve for x
    x = 124,396,707.12/11,022.80
  6. Step 6: Final answer
    x = 11,285.40

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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.