Home / 7,303.13-10,954.89-2,109

Finding the Fourth Proportional to 7,303.13, 10,954.89 and 2,109

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Solution

The fourth proportional to 7,303.13, 10,954.89 and 2,109 is: 3,163.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,303.13 : 10,954.89 = 2,109 : x
  2. Step 2: Convert to fraction form
    7,303.13/10,954.89 = 2,109/x
  3. Step 3: Cross multiply
    7,303.13x = 10,954.89 × 2,109
  4. Step 4: Simplify right side
    7,303.13x = 23,103,863.01
  5. Step 5: Solve for x
    x = 23,103,863.01/7,303.13
  6. Step 6: Final answer
    x = 3,163.56

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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.