Home / 4,882.64-6,737.89-2,786.66

Finding the Fourth Proportional to 4,882.64, 6,737.89 and 2,786.66

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Solution

The fourth proportional to 4,882.64, 6,737.89 and 2,786.66 is: 3,845.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,882.64 : 6,737.89 = 2,786.66 : x
  2. Step 2: Convert to fraction form
    4,882.64/6,737.89 = 2,786.66/x
  3. Step 3: Cross multiply
    4,882.64x = 6,737.89 × 2,786.66
  4. Step 4: Simplify right side
    4,882.64x = 18,776,167.89
  5. Step 5: Solve for x
    x = 18,776,167.89/4,882.64
  6. Step 6: Final answer
    x = 3,845.50

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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.