Home / 11,511.09-17,258.40-4,933.69

Finding the Fourth Proportional to 11,511.09, 17,258.40 and 4,933.69

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Solution

The fourth proportional to 11,511.09, 17,258.40 and 4,933.69 is: 7,397.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,511.09 : 17,258.40 = 4,933.69 : x
  2. Step 2: Convert to fraction form
    11,511.09/17,258.40 = 4,933.69/x
  3. Step 3: Cross multiply
    11,511.09x = 17,258.40 × 4,933.69
  4. Step 4: Simplify right side
    11,511.09x = 85,147,552.35
  5. Step 5: Solve for x
    x = 85,147,552.35/11,511.09
  6. Step 6: Final answer
    x = 7,397.00

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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.