Home / 11,560.68-17,342.19-3,240.72

Finding the Fourth Proportional to 11,560.68, 17,342.19 and 3,240.72

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Solution

The fourth proportional to 11,560.68, 17,342.19 and 3,240.72 is: 4,861.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,560.68 : 17,342.19 = 3,240.72 : x
  2. Step 2: Convert to fraction form
    11,560.68/17,342.19 = 3,240.72/x
  3. Step 3: Cross multiply
    11,560.68x = 17,342.19 × 3,240.72
  4. Step 4: Simplify right side
    11,560.68x = 56,201,181.98
  5. Step 5: Solve for x
    x = 56,201,181.98/11,560.68
  6. Step 6: Final answer
    x = 4,861.41

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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.