Home / 3,081.50-4,252.47-2,033.77

Finding the Fourth Proportional to 3,081.50, 4,252.47 and 2,033.77

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Solution

The fourth proportional to 3,081.50, 4,252.47 and 2,033.77 is: 2,806.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,081.50 : 4,252.47 = 2,033.77 : x
  2. Step 2: Convert to fraction form
    3,081.50/4,252.47 = 2,033.77/x
  3. Step 3: Cross multiply
    3,081.50x = 4,252.47 × 2,033.77
  4. Step 4: Simplify right side
    3,081.50x = 8,648,545.91
  5. Step 5: Solve for x
    x = 8,648,545.91/3,081.50
  6. Step 6: Final answer
    x = 2,806.60

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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.