Home / 11,283.28-16,928.38-5,048.54

Finding the Fourth Proportional to 11,283.28, 16,928.38 and 5,048.54

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Solution

The fourth proportional to 11,283.28, 16,928.38 and 5,048.54 is: 7,574.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,283.28 : 16,928.38 = 5,048.54 : x
  2. Step 2: Convert to fraction form
    11,283.28/16,928.38 = 5,048.54/x
  3. Step 3: Cross multiply
    11,283.28x = 16,928.38 × 5,048.54
  4. Step 4: Simplify right side
    11,283.28x = 85,463,603.57
  5. Step 5: Solve for x
    x = 85,463,603.57/11,283.28
  6. Step 6: Final answer
    x = 7,574.36

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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.