Home / 7,676.13-11,508.66-2,992.17

Finding the Fourth Proportional to 7,676.13, 11,508.66 and 2,992.17

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Solution

The fourth proportional to 7,676.13, 11,508.66 and 2,992.17 is: 4,486.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,676.13 : 11,508.66 = 2,992.17 : x
  2. Step 2: Convert to fraction form
    7,676.13/11,508.66 = 2,992.17/x
  3. Step 3: Cross multiply
    7,676.13x = 11,508.66 × 2,992.17
  4. Step 4: Simplify right side
    7,676.13x = 34,435,867.19
  5. Step 5: Solve for x
    x = 34,435,867.19/7,676.13
  6. Step 6: Final answer
    x = 4,486.10

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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.