Home / 7,949.08-11,925.31-3,018.61

Finding the Fourth Proportional to 7,949.08, 11,925.31 and 3,018.61

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Solution

The fourth proportional to 7,949.08, 11,925.31 and 3,018.61 is: 4,528.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,949.08 : 11,925.31 = 3,018.61 : x
  2. Step 2: Convert to fraction form
    7,949.08/11,925.31 = 3,018.61/x
  3. Step 3: Cross multiply
    7,949.08x = 11,925.31 × 3,018.61
  4. Step 4: Simplify right side
    7,949.08x = 35,997,870.21
  5. Step 5: Solve for x
    x = 35,997,870.21/7,949.08
  6. Step 6: Final answer
    x = 4,528.56

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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.