Home / 11,080.64-16,621.17-3,685.16

Finding the Fourth Proportional to 11,080.64, 16,621.17 and 3,685.16

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Solution

The fourth proportional to 11,080.64, 16,621.17 and 3,685.16 is: 5,527.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,080.64 : 16,621.17 = 3,685.16 : x
  2. Step 2: Convert to fraction form
    11,080.64/16,621.17 = 3,685.16/x
  3. Step 3: Cross multiply
    11,080.64x = 16,621.17 × 3,685.16
  4. Step 4: Simplify right side
    11,080.64x = 61,251,587.73
  5. Step 5: Solve for x
    x = 61,251,587.73/11,080.64
  6. Step 6: Final answer
    x = 5,527.80

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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.