Home / 4,524.40-6,243.78-3,031.30

Finding the Fourth Proportional to 4,524.40, 6,243.78 and 3,031.30

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Solution

The fourth proportional to 4,524.40, 6,243.78 and 3,031.30 is: 4,183.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,524.40 : 6,243.78 = 3,031.30 : x
  2. Step 2: Convert to fraction form
    4,524.40/6,243.78 = 3,031.30/x
  3. Step 3: Cross multiply
    4,524.40x = 6,243.78 × 3,031.30
  4. Step 4: Simplify right side
    4,524.40x = 18,926,770.31
  5. Step 5: Solve for x
    x = 18,926,770.31/4,524.40
  6. Step 6: Final answer
    x = 4,183.27

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1.5x scale

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.