Home / 11,080.80-16,599.60-7,372.08

Finding the Fourth Proportional to 11,080.80, 16,599.60 and 7,372.08

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Solution

The fourth proportional to 11,080.80, 16,599.60 and 7,372.08 is: 11,043.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,080.80 : 16,599.60 = 7,372.08 : x
  2. Step 2: Convert to fraction form
    11,080.80/16,599.60 = 7,372.08/x
  3. Step 3: Cross multiply
    11,080.80x = 16,599.60 × 7,372.08
  4. Step 4: Simplify right side
    11,080.80x = 122,373,579.17
  5. Step 5: Solve for x
    x = 122,373,579.17/11,080.80
  6. Step 6: Final answer
    x = 11,043.75

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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.