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Finding the Fourth Proportional to 11,754.92, 17,635.02 and 3,963.50

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Solution

The fourth proportional to 11,754.92, 17,635.02 and 3,963.50 is: 5,946.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,754.92 : 17,635.02 = 3,963.50 : x
  2. Step 2: Convert to fraction form
    11,754.92/17,635.02 = 3,963.50/x
  3. Step 3: Cross multiply
    11,754.92x = 17,635.02 × 3,963.50
  4. Step 4: Simplify right side
    11,754.92x = 69,896,401.77
  5. Step 5: Solve for x
    x = 69,896,401.77/11,754.92
  6. Step 6: Final answer
    x = 5,946.14

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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.