Home / 4,920.45-6,790.02-2,682.27

Finding the Fourth Proportional to 4,920.45, 6,790.02 and 2,682.27

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Solution

The fourth proportional to 4,920.45, 6,790.02 and 2,682.27 is: 3,701.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,920.45 : 6,790.02 = 2,682.27 : x
  2. Step 2: Convert to fraction form
    4,920.45/6,790.02 = 2,682.27/x
  3. Step 3: Cross multiply
    4,920.45x = 6,790.02 × 2,682.27
  4. Step 4: Simplify right side
    4,920.45x = 18,212,666.95
  5. Step 5: Solve for x
    x = 18,212,666.95/4,920.45
  6. Step 6: Final answer
    x = 3,701.42

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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.