Home / 5,623.90-8,438.73-2,505.94

Finding the Fourth Proportional to 5,623.90, 8,438.73 and 2,505.94

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Solution

The fourth proportional to 5,623.90, 8,438.73 and 2,505.94 is: 3,760.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,623.90 : 8,438.73 = 2,505.94 : x
  2. Step 2: Convert to fraction form
    5,623.90/8,438.73 = 2,505.94/x
  3. Step 3: Cross multiply
    5,623.90x = 8,438.73 × 2,505.94
  4. Step 4: Simplify right side
    5,623.90x = 21,146,951.06
  5. Step 5: Solve for x
    x = 21,146,951.06/5,623.90
  6. Step 6: Final answer
    x = 3,760.19

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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.