Home / 11,755.16-17,635.32-3,963.76

Finding the Fourth Proportional to 11,755.16, 17,635.32 and 3,963.76

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Solution

The fourth proportional to 11,755.16, 17,635.32 and 3,963.76 is: 5,946.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,755.16 : 17,635.32 = 3,963.76 : x
  2. Step 2: Convert to fraction form
    11,755.16/17,635.32 = 3,963.76/x
  3. Step 3: Cross multiply
    11,755.16x = 17,635.32 × 3,963.76
  4. Step 4: Simplify right side
    11,755.16x = 69,902,176.00
  5. Step 5: Solve for x
    x = 69,902,176.00/11,755.16
  6. Step 6: Final answer
    x = 5,946.51

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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.