Home / 9,031.82-13,568.49-6,405.82

Finding the Fourth Proportional to 9,031.82, 13,568.49 and 6,405.82

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Solution

The fourth proportional to 9,031.82, 13,568.49 and 6,405.82 is: 9,623.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,031.82 : 13,568.49 = 6,405.82 : x
  2. Step 2: Convert to fraction form
    9,031.82/13,568.49 = 6,405.82/x
  3. Step 3: Cross multiply
    9,031.82x = 13,568.49 × 6,405.82
  4. Step 4: Simplify right side
    9,031.82x = 86,917,270.69
  5. Step 5: Solve for x
    x = 86,917,270.69/9,031.82
  6. Step 6: Final answer
    x = 9,623.46

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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.