Home / 10,243.13-15,366.31-3,669.17

Finding the Fourth Proportional to 10,243.13, 15,366.31 and 3,669.17

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Solution

The fourth proportional to 10,243.13, 15,366.31 and 3,669.17 is: 5,504.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,243.13 : 15,366.31 = 3,669.17 : x
  2. Step 2: Convert to fraction form
    10,243.13/15,366.31 = 3,669.17/x
  3. Step 3: Cross multiply
    10,243.13x = 15,366.31 × 3,669.17
  4. Step 4: Simplify right side
    10,243.13x = 56,381,603.66
  5. Step 5: Solve for x
    x = 56,381,603.66/10,243.13
  6. Step 6: Final answer
    x = 5,504.33

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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.