Home / 11,149.87-16,725.71-5,600.36

Finding the Fourth Proportional to 11,149.87, 16,725.71 and 5,600.36

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Solution

The fourth proportional to 11,149.87, 16,725.71 and 5,600.36 is: 8,400.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,149.87 : 16,725.71 = 5,600.36 : x
  2. Step 2: Convert to fraction form
    11,149.87/16,725.71 = 5,600.36/x
  3. Step 3: Cross multiply
    11,149.87x = 16,725.71 × 5,600.36
  4. Step 4: Simplify right side
    11,149.87x = 93,669,997.26
  5. Step 5: Solve for x
    x = 93,669,997.26/11,149.87
  6. Step 6: Final answer
    x = 8,400.99

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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.