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Finding the Fourth Proportional to 11,058, 16,588.07 and 3,160.81

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Solution

The fourth proportional to 11,058, 16,588.07 and 3,160.81 is: 4,741.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,058 : 16,588.07 = 3,160.81 : x
  2. Step 2: Convert to fraction form
    11,058/16,588.07 = 3,160.81/x
  3. Step 3: Cross multiply
    11,058x = 16,588.07 × 3,160.81
  4. Step 4: Simplify right side
    11,058x = 52,431,737.54
  5. Step 5: Solve for x
    x = 52,431,737.54/11,058
  6. Step 6: Final answer
    x = 4,741.52

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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.