Home / 11,560.97-17,342.13-3,240.74

Finding the Fourth Proportional to 11,560.97, 17,342.13 and 3,240.74

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Solution

The fourth proportional to 11,560.97, 17,342.13 and 3,240.74 is: 4,861.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,560.97 : 17,342.13 = 3,240.74 : x
  2. Step 2: Convert to fraction form
    11,560.97/17,342.13 = 3,240.74/x
  3. Step 3: Cross multiply
    11,560.97x = 17,342.13 × 3,240.74
  4. Step 4: Simplify right side
    11,560.97x = 56,201,334.38
  5. Step 5: Solve for x
    x = 56,201,334.38/11,560.97
  6. Step 6: Final answer
    x = 4,861.30

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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.