Home / 2,418.57-3,629.22-1,031.76

Finding the Fourth Proportional to 2,418.57, 3,629.22 and 1,031.76

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Solution

The fourth proportional to 2,418.57, 3,629.22 and 1,031.76 is: 1,548.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,418.57 : 3,629.22 = 1,031.76 : x
  2. Step 2: Convert to fraction form
    2,418.57/3,629.22 = 1,031.76/x
  3. Step 3: Cross multiply
    2,418.57x = 3,629.22 × 1,031.76
  4. Step 4: Simplify right side
    2,418.57x = 3,744,484.03
  5. Step 5: Solve for x
    x = 3,744,484.03/2,418.57
  6. Step 6: Final answer
    x = 1,548.22

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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.