Home / 9,723.68-13,419.30-5,531.94

Finding the Fourth Proportional to 9,723.68, 13,419.30 and 5,531.94

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Solution

The fourth proportional to 9,723.68, 13,419.30 and 5,531.94 is: 7,634.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,723.68 : 13,419.30 = 5,531.94 : x
  2. Step 2: Convert to fraction form
    9,723.68/13,419.30 = 5,531.94/x
  3. Step 3: Cross multiply
    9,723.68x = 13,419.30 × 5,531.94
  4. Step 4: Simplify right side
    9,723.68x = 74,234,762.44
  5. Step 5: Solve for x
    x = 74,234,762.44/9,723.68
  6. Step 6: Final answer
    x = 7,634.43

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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.