Home / 4,378.18-6,031.62-3,049.48

Finding the Fourth Proportional to 4,378.18, 6,031.62 and 3,049.48

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Solution

The fourth proportional to 4,378.18, 6,031.62 and 3,049.48 is: 4,201.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,378.18 : 6,031.62 = 3,049.48 : x
  2. Step 2: Convert to fraction form
    4,378.18/6,031.62 = 3,049.48/x
  3. Step 3: Cross multiply
    4,378.18x = 6,031.62 × 3,049.48
  4. Step 4: Simplify right side
    4,378.18x = 18,393,304.56
  5. Step 5: Solve for x
    x = 18,393,304.56/4,378.18
  6. Step 6: Final answer
    x = 4,201.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.