Home / 4,624.82-6,380.31-3,031.85

Finding the Fourth Proportional to 4,624.82, 6,380.31 and 3,031.85

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Solution

The fourth proportional to 4,624.82, 6,380.31 and 3,031.85 is: 4,182.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,624.82 : 6,380.31 = 3,031.85 : x
  2. Step 2: Convert to fraction form
    4,624.82/6,380.31 = 3,031.85/x
  3. Step 3: Cross multiply
    4,624.82x = 6,380.31 × 3,031.85
  4. Step 4: Simplify right side
    4,624.82x = 19,344,110.97
  5. Step 5: Solve for x
    x = 19,344,110.97/4,624.82
  6. Step 6: Final answer
    x = 4,182.68

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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.