Home / 11,905.04-17,837.88-4,109.52

Finding the Fourth Proportional to 11,905.04, 17,837.88 and 4,109.52

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Solution

The fourth proportional to 11,905.04, 17,837.88 and 4,109.52 is: 6,157.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,905.04 : 17,837.88 = 4,109.52 : x
  2. Step 2: Convert to fraction form
    11,905.04/17,837.88 = 4,109.52/x
  3. Step 3: Cross multiply
    11,905.04x = 17,837.88 × 4,109.52
  4. Step 4: Simplify right side
    11,905.04x = 73,305,124.62
  5. Step 5: Solve for x
    x = 73,305,124.62/11,905.04
  6. Step 6: Final answer
    x = 6,157.49

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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.