Home / 3,136.92-4,348.59-3,013.80

Finding the Fourth Proportional to 3,136.92, 4,348.59 and 3,013.80

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Solution

The fourth proportional to 3,136.92, 4,348.59 and 3,013.80 is: 4,177.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,136.92 : 4,348.59 = 3,013.80 : x
  2. Step 2: Convert to fraction form
    3,136.92/4,348.59 = 3,013.80/x
  3. Step 3: Cross multiply
    3,136.92x = 4,348.59 × 3,013.80
  4. Step 4: Simplify right side
    3,136.92x = 13,105,780.54
  5. Step 5: Solve for x
    x = 13,105,780.54/3,136.92
  6. Step 6: Final answer
    x = 4,177.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.