Home / 3,628.28-5,442.44-1,031.24

Finding the Fourth Proportional to 3,628.28, 5,442.44 and 1,031.24

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Solution

The fourth proportional to 3,628.28, 5,442.44 and 1,031.24 is: 1,546.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,628.28 : 5,442.44 = 1,031.24 : x
  2. Step 2: Convert to fraction form
    3,628.28/5,442.44 = 1,031.24/x
  3. Step 3: Cross multiply
    3,628.28x = 5,442.44 × 1,031.24
  4. Step 4: Simplify right side
    3,628.28x = 5,612,461.83
  5. Step 5: Solve for x
    x = 5,612,461.83/3,628.28
  6. Step 6: Final answer
    x = 1,546.87

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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.