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Finding the Fourth Proportional to 7,796.88, 11,673.45 and 7,009.56

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Solution

The fourth proportional to 7,796.88, 11,673.45 and 7,009.56 is: 10,494.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,796.88 : 11,673.45 = 7,009.56 : x
  2. Step 2: Convert to fraction form
    7,796.88/11,673.45 = 7,009.56/x
  3. Step 3: Cross multiply
    7,796.88x = 11,673.45 × 7,009.56
  4. Step 4: Simplify right side
    7,796.88x = 81,825,748.18
  5. Step 5: Solve for x
    x = 81,825,748.18/7,796.88
  6. Step 6: Final answer
    x = 10,494.68

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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.