Home / 11,157.42-16,732.62-4,040.76

Finding the Fourth Proportional to 11,157.42, 16,732.62 and 4,040.76

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Solution

The fourth proportional to 11,157.42, 16,732.62 and 4,040.76 is: 6,059.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,157.42 : 16,732.62 = 4,040.76 : x
  2. Step 2: Convert to fraction form
    11,157.42/16,732.62 = 4,040.76/x
  3. Step 3: Cross multiply
    11,157.42x = 16,732.62 × 4,040.76
  4. Step 4: Simplify right side
    11,157.42x = 67,612,501.59
  5. Step 5: Solve for x
    x = 67,612,501.59/11,157.42
  6. Step 6: Final answer
    x = 6,059.87

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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.