Home / 11,331.14-17,002.28-5,095.56

Finding the Fourth Proportional to 11,331.14, 17,002.28 and 5,095.56

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Solution

The fourth proportional to 11,331.14, 17,002.28 and 5,095.56 is: 7,645.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,331.14 : 17,002.28 = 5,095.56 : x
  2. Step 2: Convert to fraction form
    11,331.14/17,002.28 = 5,095.56/x
  3. Step 3: Cross multiply
    11,331.14x = 17,002.28 × 5,095.56
  4. Step 4: Simplify right side
    11,331.14x = 86,636,137.88
  5. Step 5: Solve for x
    x = 86,636,137.88/11,331.14
  6. Step 6: Final answer
    x = 7,645.84

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1.5x scale

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.