Home / 11,283.36-16,919.16-6,604.39

Finding the Fourth Proportional to 11,283.36, 16,919.16 and 6,604.39

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Solution

The fourth proportional to 11,283.36, 16,919.16 and 6,604.39 is: 9,903.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,283.36 : 16,919.16 = 6,604.39 : x
  2. Step 2: Convert to fraction form
    11,283.36/16,919.16 = 6,604.39/x
  3. Step 3: Cross multiply
    11,283.36x = 16,919.16 × 6,604.39
  4. Step 4: Simplify right side
    11,283.36x = 111,740,731.11
  5. Step 5: Solve for x
    x = 111,740,731.11/11,283.36
  6. Step 6: Final answer
    x = 9,903.14

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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.