Home / 4,920.73-6,790.55-2,682.56

Finding the Fourth Proportional to 4,920.73, 6,790.55 and 2,682.56

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Solution

The fourth proportional to 4,920.73, 6,790.55 and 2,682.56 is: 3,701.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,920.73 : 6,790.55 = 2,682.56 : x
  2. Step 2: Convert to fraction form
    4,920.73/6,790.55 = 2,682.56/x
  3. Step 3: Cross multiply
    4,920.73x = 6,790.55 × 2,682.56
  4. Step 4: Simplify right side
    4,920.73x = 18,216,030.56
  5. Step 5: Solve for x
    x = 18,216,030.56/4,920.73
  6. Step 6: Final answer
    x = 3,701.90

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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.