Home / 7,687.59-11,534.82-3,736.68

Finding the Fourth Proportional to 7,687.59, 11,534.82 and 3,736.68

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Solution

The fourth proportional to 7,687.59, 11,534.82 and 3,736.68 is: 5,606.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,687.59 : 11,534.82 = 3,736.68 : x
  2. Step 2: Convert to fraction form
    7,687.59/11,534.82 = 3,736.68/x
  3. Step 3: Cross multiply
    7,687.59x = 11,534.82 × 3,736.68
  4. Step 4: Simplify right side
    7,687.59x = 43,101,931.20
  5. Step 5: Solve for x
    x = 43,101,931.20/7,687.59
  6. Step 6: Final answer
    x = 5,606.69

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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.