Home / 2,992.68-4,130.46-2,050.38

Finding the Fourth Proportional to 2,992.68, 4,130.46 and 2,050.38

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Solution

The fourth proportional to 2,992.68, 4,130.46 and 2,050.38 is: 2,829.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,992.68 : 4,130.46 = 2,050.38 : x
  2. Step 2: Convert to fraction form
    2,992.68/4,130.46 = 2,050.38/x
  3. Step 3: Cross multiply
    2,992.68x = 4,130.46 × 2,050.38
  4. Step 4: Simplify right side
    2,992.68x = 8,469,012.57
  5. Step 5: Solve for x
    x = 8,469,012.57/2,992.68
  6. Step 6: Final answer
    x = 2,829.91

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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.