Home / 7,631.80-11,454.14-3,018.04

Finding the Fourth Proportional to 7,631.80, 11,454.14 and 3,018.04

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Solution

The fourth proportional to 7,631.80, 11,454.14 and 3,018.04 is: 4,529.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,631.80 : 11,454.14 = 3,018.04 : x
  2. Step 2: Convert to fraction form
    7,631.80/11,454.14 = 3,018.04/x
  3. Step 3: Cross multiply
    7,631.80x = 11,454.14 × 3,018.04
  4. Step 4: Simplify right side
    7,631.80x = 34,569,052.69
  5. Step 5: Solve for x
    x = 34,569,052.69/7,631.80
  6. Step 6: Final answer
    x = 4,529.61

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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.