Home / 11,953.43-17,932.57-4,162.85

Finding the Fourth Proportional to 11,953.43, 17,932.57 and 4,162.85

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Solution

The fourth proportional to 11,953.43, 17,932.57 and 4,162.85 is: 6,245.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,953.43 : 17,932.57 = 4,162.85 : x
  2. Step 2: Convert to fraction form
    11,953.43/17,932.57 = 4,162.85/x
  3. Step 3: Cross multiply
    11,953.43x = 17,932.57 × 4,162.85
  4. Step 4: Simplify right side
    11,953.43x = 74,650,599.02
  5. Step 5: Solve for x
    x = 74,650,599.02/11,953.43
  6. Step 6: Final answer
    x = 6,245.12

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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.