Home / 4,964.92-6,851.45-2,726.78

Finding the Fourth Proportional to 4,964.92, 6,851.45 and 2,726.78

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Solution

The fourth proportional to 4,964.92, 6,851.45 and 2,726.78 is: 3,762.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,964.92 : 6,851.45 = 2,726.78 : x
  2. Step 2: Convert to fraction form
    4,964.92/6,851.45 = 2,726.78/x
  3. Step 3: Cross multiply
    4,964.92x = 6,851.45 × 2,726.78
  4. Step 4: Simplify right side
    4,964.92x = 18,682,369.39
  5. Step 5: Solve for x
    x = 18,682,369.39/4,964.92
  6. Step 6: Final answer
    x = 3,762.88

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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.