Home / 2,084.67-3,127.45-623.93

Finding the Fourth Proportional to 2,084.67, 3,127.45 and 623.93

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Solution

The fourth proportional to 2,084.67, 3,127.45 and 623.93 is: 936.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,084.67 : 3,127.45 = 623.93 : x
  2. Step 2: Convert to fraction form
    2,084.67/3,127.45 = 623.93/x
  3. Step 3: Cross multiply
    2,084.67x = 3,127.45 × 623.93
  4. Step 4: Simplify right side
    2,084.67x = 1,951,309.88
  5. Step 5: Solve for x
    x = 1,951,309.88/2,084.67
  6. Step 6: Final answer
    x = 936.03

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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.