Home / 5,010.51-7,517.36-1,723.78

Finding the Fourth Proportional to 5,010.51, 7,517.36 and 1,723.78

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Solution

The fourth proportional to 5,010.51, 7,517.36 and 1,723.78 is: 2,586.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,010.51 : 7,517.36 = 1,723.78 : x
  2. Step 2: Convert to fraction form
    5,010.51/7,517.36 = 1,723.78/x
  3. Step 3: Cross multiply
    5,010.51x = 7,517.36 × 1,723.78
  4. Step 4: Simplify right side
    5,010.51x = 12,958,278.83
  5. Step 5: Solve for x
    x = 12,958,278.83/5,010.51
  6. Step 6: Final answer
    x = 2,586.22

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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.