Home / 11,969.28-17,954.73-4,068.57

Finding the Fourth Proportional to 11,969.28, 17,954.73 and 4,068.57

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Solution

The fourth proportional to 11,969.28, 17,954.73 and 4,068.57 is: 6,103.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,969.28 : 17,954.73 = 4,068.57 : x
  2. Step 2: Convert to fraction form
    11,969.28/17,954.73 = 4,068.57/x
  3. Step 3: Cross multiply
    11,969.28x = 17,954.73 × 4,068.57
  4. Step 4: Simplify right side
    11,969.28x = 73,050,075.84
  5. Step 5: Solve for x
    x = 73,050,075.84/11,969.28
  6. Step 6: Final answer
    x = 6,103.13

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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.