Home / 5,029.68-6,941.02-2,791.78

Finding the Fourth Proportional to 5,029.68, 6,941.02 and 2,791.78

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Solution

The fourth proportional to 5,029.68, 6,941.02 and 2,791.78 is: 3,852.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,029.68 : 6,941.02 = 2,791.78 : x
  2. Step 2: Convert to fraction form
    5,029.68/6,941.02 = 2,791.78/x
  3. Step 3: Cross multiply
    5,029.68x = 6,941.02 × 2,791.78
  4. Step 4: Simplify right side
    5,029.68x = 19,377,766.11
  5. Step 5: Solve for x
    x = 19,377,766.11/5,029.68
  6. Step 6: Final answer
    x = 3,852.68

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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.