Home / 11,153.96-16,725.50-5,525.12

Finding the Fourth Proportional to 11,153.96, 16,725.50 and 5,525.12

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Solution

The fourth proportional to 11,153.96, 16,725.50 and 5,525.12 is: 8,284.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,153.96 : 16,725.50 = 5,525.12 : x
  2. Step 2: Convert to fraction form
    11,153.96/16,725.50 = 5,525.12/x
  3. Step 3: Cross multiply
    11,153.96x = 16,725.50 × 5,525.12
  4. Step 4: Simplify right side
    11,153.96x = 92,410,283.31
  5. Step 5: Solve for x
    x = 92,410,283.31/11,153.96
  6. Step 6: Final answer
    x = 8,284.98

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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.