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Finding the Fourth Proportional to 11,058, 15,273 and 7,325.52

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Solution

The fourth proportional to 11,058, 15,273 and 7,325.52 is: 10,117.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,058 : 15,273 = 7,325.52 : x
  2. Step 2: Convert to fraction form
    11,058/15,273 = 7,325.52/x
  3. Step 3: Cross multiply
    11,058x = 15,273 × 7,325.52
  4. Step 4: Simplify right side
    11,058x = 111,882,666.96
  5. Step 5: Solve for x
    x = 111,882,666.96/11,058
  6. Step 6: Final answer
    x = 10,117.80

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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.