Home / 11,058.61-15,262.99-6,279

Finding the Fourth Proportional to 11,058.61, 15,262.99 and 6,279

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Solution

The fourth proportional to 11,058.61, 15,262.99 and 6,279 is: 8,666.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,058.61 : 15,262.99 = 6,279 : x
  2. Step 2: Convert to fraction form
    11,058.61/15,262.99 = 6,279/x
  3. Step 3: Cross multiply
    11,058.61x = 15,262.99 × 6,279
  4. Step 4: Simplify right side
    11,058.61x = 95,836,314.21
  5. Step 5: Solve for x
    x = 95,836,314.21/11,058.61
  6. Step 6: Final answer
    x = 8,666.22

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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.