Home / 4,085.76-6,126.20-1,744.56

Finding the Fourth Proportional to 4,085.76, 6,126.20 and 1,744.56

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Solution

The fourth proportional to 4,085.76, 6,126.20 and 1,744.56 is: 2,615.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,085.76 : 6,126.20 = 1,744.56 : x
  2. Step 2: Convert to fraction form
    4,085.76/6,126.20 = 1,744.56/x
  3. Step 3: Cross multiply
    4,085.76x = 6,126.20 × 1,744.56
  4. Step 4: Simplify right side
    4,085.76x = 10,687,523.47
  5. Step 5: Solve for x
    x = 10,687,523.47/4,085.76
  6. Step 6: Final answer
    x = 2,615.80

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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.