Home / 9,189.32-13,786.40-4,262.49

Finding the Fourth Proportional to 9,189.32, 13,786.40 and 4,262.49

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Solution

The fourth proportional to 9,189.32, 13,786.40 and 4,262.49 is: 6,394.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,189.32 : 13,786.40 = 4,262.49 : x
  2. Step 2: Convert to fraction form
    9,189.32/13,786.40 = 4,262.49/x
  3. Step 3: Cross multiply
    9,189.32x = 13,786.40 × 4,262.49
  4. Step 4: Simplify right side
    9,189.32x = 58,764,402.79
  5. Step 5: Solve for x
    x = 58,764,402.79/9,189.32
  6. Step 6: Final answer
    x = 6,394.86

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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.