Home / 4,863.76-6,711.59-2,767.88

Finding the Fourth Proportional to 4,863.76, 6,711.59 and 2,767.88

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Solution

The fourth proportional to 4,863.76, 6,711.59 and 2,767.88 is: 3,819.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,863.76 : 6,711.59 = 2,767.88 : x
  2. Step 2: Convert to fraction form
    4,863.76/6,711.59 = 2,767.88/x
  3. Step 3: Cross multiply
    4,863.76x = 6,711.59 × 2,767.88
  4. Step 4: Simplify right side
    4,863.76x = 18,576,899.43
  5. Step 5: Solve for x
    x = 18,576,899.43/4,863.76
  6. Step 6: Final answer
    x = 3,819.45

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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.