Home / 11,110.44-15,333.76-6,394.62

Finding the Fourth Proportional to 11,110.44, 15,333.76 and 6,394.62

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Solution

The fourth proportional to 11,110.44, 15,333.76 and 6,394.62 is: 8,825.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,110.44 : 15,333.76 = 6,394.62 : x
  2. Step 2: Convert to fraction form
    11,110.44/15,333.76 = 6,394.62/x
  3. Step 3: Cross multiply
    11,110.44x = 15,333.76 × 6,394.62
  4. Step 4: Simplify right side
    11,110.44x = 98,053,568.37
  5. Step 5: Solve for x
    x = 98,053,568.37/11,110.44
  6. Step 6: Final answer
    x = 8,825.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.