Home / 10,173.07-15,249.98-7,670.37

Finding the Fourth Proportional to 10,173.07, 15,249.98 and 7,670.37

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Solution

The fourth proportional to 10,173.07, 15,249.98 and 7,670.37 is: 11,498.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,173.07 : 15,249.98 = 7,670.37 : x
  2. Step 2: Convert to fraction form
    10,173.07/15,249.98 = 7,670.37/x
  3. Step 3: Cross multiply
    10,173.07x = 15,249.98 × 7,670.37
  4. Step 4: Simplify right side
    10,173.07x = 116,972,874.49
  5. Step 5: Solve for x
    x = 116,972,874.49/10,173.07
  6. Step 6: Final answer
    x = 11,498.29

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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.