Home / 4,920.52-6,790.64-2,824.96

Finding the Fourth Proportional to 4,920.52, 6,790.64 and 2,824.96

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Solution

The fourth proportional to 4,920.52, 6,790.64 and 2,824.96 is: 3,898.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,920.52 : 6,790.64 = 2,824.96 : x
  2. Step 2: Convert to fraction form
    4,920.52/6,790.64 = 2,824.96/x
  3. Step 3: Cross multiply
    4,920.52x = 6,790.64 × 2,824.96
  4. Step 4: Simplify right side
    4,920.52x = 19,183,286.37
  5. Step 5: Solve for x
    x = 19,183,286.37/4,920.52
  6. Step 6: Final answer
    x = 3,898.63

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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.