Home / 9,215.11-13,817.13-3,669.31

Finding the Fourth Proportional to 9,215.11, 13,817.13 and 3,669.31

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Solution

The fourth proportional to 9,215.11, 13,817.13 and 3,669.31 is: 5,501.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,215.11 : 13,817.13 = 3,669.31 : x
  2. Step 2: Convert to fraction form
    9,215.11/13,817.13 = 3,669.31/x
  3. Step 3: Cross multiply
    9,215.11x = 13,817.13 × 3,669.31
  4. Step 4: Simplify right side
    9,215.11x = 50,699,333.28
  5. Step 5: Solve for x
    x = 50,699,333.28/9,215.11
  6. Step 6: Final answer
    x = 5,501.76

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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.