Home / 11,080.90-16,621.35-9,797.86

Finding the Fourth Proportional to 11,080.90, 16,621.35 and 9,797.86

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Solution

The fourth proportional to 11,080.90, 16,621.35 and 9,797.86 is: 14,696.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,080.90 : 16,621.35 = 9,797.86 : x
  2. Step 2: Convert to fraction form
    11,080.90/16,621.35 = 9,797.86/x
  3. Step 3: Cross multiply
    11,080.90x = 16,621.35 × 9,797.86
  4. Step 4: Simplify right side
    11,080.90x = 162,853,660.31
  5. Step 5: Solve for x
    x = 162,853,660.31/11,080.90
  6. Step 6: Final answer
    x = 14,696.79

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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.