Home / 4,981.63-6,874.83-2,743.66

Finding the Fourth Proportional to 4,981.63, 6,874.83 and 2,743.66

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Solution

The fourth proportional to 4,981.63, 6,874.83 and 2,743.66 is: 3,786.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,981.63 : 6,874.83 = 2,743.66 : x
  2. Step 2: Convert to fraction form
    4,981.63/6,874.83 = 2,743.66/x
  3. Step 3: Cross multiply
    4,981.63x = 6,874.83 × 2,743.66
  4. Step 4: Simplify right side
    4,981.63x = 18,862,196.08
  5. Step 5: Solve for x
    x = 18,862,196.08/4,981.63
  6. Step 6: Final answer
    x = 3,786.35

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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.