Home / 10,643.96-15,961.08-3,716.84

Finding the Fourth Proportional to 10,643.96, 15,961.08 and 3,716.84

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Solution

The fourth proportional to 10,643.96, 15,961.08 and 3,716.84 is: 5,573.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,643.96 : 15,961.08 = 3,716.84 : x
  2. Step 2: Convert to fraction form
    10,643.96/15,961.08 = 3,716.84/x
  3. Step 3: Cross multiply
    10,643.96x = 15,961.08 × 3,716.84
  4. Step 4: Simplify right side
    10,643.96x = 59,324,780.59
  5. Step 5: Solve for x
    x = 59,324,780.59/10,643.96
  6. Step 6: Final answer
    x = 5,573.56

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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.