Home / 10,174.89-15,262.59-3,249.39

Finding the Fourth Proportional to 10,174.89, 15,262.59 and 3,249.39

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Solution

The fourth proportional to 10,174.89, 15,262.59 and 3,249.39 is: 4,874.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,174.89 : 15,262.59 = 3,249.39 : x
  2. Step 2: Convert to fraction form
    10,174.89/15,262.59 = 3,249.39/x
  3. Step 3: Cross multiply
    10,174.89x = 15,262.59 × 3,249.39
  4. Step 4: Simplify right side
    10,174.89x = 49,594,107.32
  5. Step 5: Solve for x
    x = 49,594,107.32/10,174.89
  6. Step 6: Final answer
    x = 4,874.17

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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.