Home / 5,089.22-7,634.75-2,623.38

Finding the Fourth Proportional to 5,089.22, 7,634.75 and 2,623.38

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Solution

The fourth proportional to 5,089.22, 7,634.75 and 2,623.38 is: 3,935.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,089.22 : 7,634.75 = 2,623.38 : x
  2. Step 2: Convert to fraction form
    5,089.22/7,634.75 = 2,623.38/x
  3. Step 3: Cross multiply
    5,089.22x = 7,634.75 × 2,623.38
  4. Step 4: Simplify right side
    5,089.22x = 20,028,837.34
  5. Step 5: Solve for x
    x = 20,028,837.34/5,089.22
  6. Step 6: Final answer
    x = 3,935.54

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1.5x scale

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.