Home / 11,632.12-17,445.56-3,311.96

Finding the Fourth Proportional to 11,632.12, 17,445.56 and 3,311.96

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Solution

The fourth proportional to 11,632.12, 17,445.56 and 3,311.96 is: 4,967.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,632.12 : 17,445.56 = 3,311.96 : x
  2. Step 2: Convert to fraction form
    11,632.12/17,445.56 = 3,311.96/x
  3. Step 3: Cross multiply
    11,632.12x = 17,445.56 × 3,311.96
  4. Step 4: Simplify right side
    11,632.12x = 57,778,996.90
  5. Step 5: Solve for x
    x = 57,778,996.90/11,632.12
  6. Step 6: Final answer
    x = 4,967.19

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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.