Home / 11,329.83-16,994.61-7,984.26

Finding the Fourth Proportional to 11,329.83, 16,994.61 and 7,984.26

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Solution

The fourth proportional to 11,329.83, 16,994.61 and 7,984.26 is: 11,976.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,329.83 : 16,994.61 = 7,984.26 : x
  2. Step 2: Convert to fraction form
    11,329.83/16,994.61 = 7,984.26/x
  3. Step 3: Cross multiply
    11,329.83x = 16,994.61 × 7,984.26
  4. Step 4: Simplify right side
    11,329.83x = 135,689,384.84
  5. Step 5: Solve for x
    x = 135,689,384.84/11,329.83
  6. Step 6: Final answer
    x = 11,976.29

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Similar ratio
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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.