Home / 11,058.12-15,257.70-6,339.96

Finding the Fourth Proportional to 11,058.12, 15,257.70 and 6,339.96

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Solution

The fourth proportional to 11,058.12, 15,257.70 and 6,339.96 is: 8,747.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,058.12 : 15,257.70 = 6,339.96 : x
  2. Step 2: Convert to fraction form
    11,058.12/15,257.70 = 6,339.96/x
  3. Step 3: Cross multiply
    11,058.12x = 15,257.70 × 6,339.96
  4. Step 4: Simplify right side
    11,058.12x = 96,733,207.69
  5. Step 5: Solve for x
    x = 96,733,207.69/11,058.12
  6. Step 6: Final answer
    x = 8,747.71

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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.