Home / 4,981.59-6,874.62-2,743.65

Finding the Fourth Proportional to 4,981.59, 6,874.62 and 2,743.65

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Solution

The fourth proportional to 4,981.59, 6,874.62 and 2,743.65 is: 3,786.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,981.59 : 6,874.62 = 2,743.65 : x
  2. Step 2: Convert to fraction form
    4,981.59/6,874.62 = 2,743.65/x
  3. Step 3: Cross multiply
    4,981.59x = 6,874.62 × 2,743.65
  4. Step 4: Simplify right side
    4,981.59x = 18,861,551.16
  5. Step 5: Solve for x
    x = 18,861,551.16/4,981.59
  6. Step 6: Final answer
    x = 3,786.25

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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.