Home / 11,257.85-16,876.45-4,327.13

Finding the Fourth Proportional to 11,257.85, 16,876.45 and 4,327.13

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Solution

The fourth proportional to 11,257.85, 16,876.45 and 4,327.13 is: 6,486.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,257.85 : 16,876.45 = 4,327.13 : x
  2. Step 2: Convert to fraction form
    11,257.85/16,876.45 = 4,327.13/x
  3. Step 3: Cross multiply
    11,257.85x = 16,876.45 × 4,327.13
  4. Step 4: Simplify right side
    11,257.85x = 73,026,593.09
  5. Step 5: Solve for x
    x = 73,026,593.09/11,257.85
  6. Step 6: Final answer
    x = 6,486.73

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1.5x scale

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.