Home / 8,028.80-12,045.26-3,097.11

Finding the Fourth Proportional to 8,028.80, 12,045.26 and 3,097.11

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Solution

The fourth proportional to 8,028.80, 12,045.26 and 3,097.11 is: 4,646.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,028.80 : 12,045.26 = 3,097.11 : x
  2. Step 2: Convert to fraction form
    8,028.80/12,045.26 = 3,097.11/x
  3. Step 3: Cross multiply
    8,028.80x = 12,045.26 × 3,097.11
  4. Step 4: Simplify right side
    8,028.80x = 37,305,495.20
  5. Step 5: Solve for x
    x = 37,305,495.20/8,028.80
  6. Step 6: Final answer
    x = 4,646.46

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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.