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Finding the Fourth Proportional to 11,444.46, 15,796.44 and 6,731.88

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Solution

The fourth proportional to 11,444.46, 15,796.44 and 6,731.88 is: 9,291.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,444.46 : 15,796.44 = 6,731.88 : x
  2. Step 2: Convert to fraction form
    11,444.46/15,796.44 = 6,731.88/x
  3. Step 3: Cross multiply
    11,444.46x = 15,796.44 × 6,731.88
  4. Step 4: Simplify right side
    11,444.46x = 106,339,738.51
  5. Step 5: Solve for x
    x = 106,339,738.51/11,444.46
  6. Step 6: Final answer
    x = 9,291.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.