Home / 8,080.58-12,121.14-2,534.11

Finding the Fourth Proportional to 8,080.58, 12,121.14 and 2,534.11

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Solution

The fourth proportional to 8,080.58, 12,121.14 and 2,534.11 is: 3,801.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,080.58 : 12,121.14 = 2,534.11 : x
  2. Step 2: Convert to fraction form
    8,080.58/12,121.14 = 2,534.11/x
  3. Step 3: Cross multiply
    8,080.58x = 12,121.14 × 2,534.11
  4. Step 4: Simplify right side
    8,080.58x = 30,716,302.09
  5. Step 5: Solve for x
    x = 30,716,302.09/8,080.58
  6. Step 6: Final answer
    x = 3,801.25

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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.