Home / 4,857.06-6,701.94-2,760.78

Finding the Fourth Proportional to 4,857.06, 6,701.94 and 2,760.78

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Solution

The fourth proportional to 4,857.06, 6,701.94 and 2,760.78 is: 3,809.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,857.06 : 6,701.94 = 2,760.78 : x
  2. Step 2: Convert to fraction form
    4,857.06/6,701.94 = 2,760.78/x
  3. Step 3: Cross multiply
    4,857.06x = 6,701.94 × 2,760.78
  4. Step 4: Simplify right side
    4,857.06x = 18,502,581.91
  5. Step 5: Solve for x
    x = 18,502,581.91/4,857.06
  6. Step 6: Final answer
    x = 3,809.42

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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.