Home / 11,006.44-16,509.36-3,109.50

Finding the Fourth Proportional to 11,006.44, 16,509.36 and 3,109.50

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Solution

The fourth proportional to 11,006.44, 16,509.36 and 3,109.50 is: 4,664.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,006.44 : 16,509.36 = 3,109.50 : x
  2. Step 2: Convert to fraction form
    11,006.44/16,509.36 = 3,109.50/x
  3. Step 3: Cross multiply
    11,006.44x = 16,509.36 × 3,109.50
  4. Step 4: Simplify right side
    11,006.44x = 51,335,781.35
  5. Step 5: Solve for x
    x = 51,335,781.35/11,006.44
  6. Step 6: Final answer
    x = 4,664.16

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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.