Home / 4,920.53-6,790.49-2,682.29

Finding the Fourth Proportional to 4,920.53, 6,790.49 and 2,682.29

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Solution

The fourth proportional to 4,920.53, 6,790.49 and 2,682.29 is: 3,701.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,920.53 : 6,790.49 = 2,682.29 : x
  2. Step 2: Convert to fraction form
    4,920.53/6,790.49 = 2,682.29/x
  3. Step 3: Cross multiply
    4,920.53x = 6,790.49 × 2,682.29
  4. Step 4: Simplify right side
    4,920.53x = 18,214,016.06
  5. Step 5: Solve for x
    x = 18,214,016.06/4,920.53
  6. Step 6: Final answer
    x = 3,701.64

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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.