Home / 4,785.58-6,604.59-2,796.78

Finding the Fourth Proportional to 4,785.58, 6,604.59 and 2,796.78

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Solution

The fourth proportional to 4,785.58, 6,604.59 and 2,796.78 is: 3,859.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,785.58 : 6,604.59 = 2,796.78 : x
  2. Step 2: Convert to fraction form
    4,785.58/6,604.59 = 2,796.78/x
  3. Step 3: Cross multiply
    4,785.58x = 6,604.59 × 2,796.78
  4. Step 4: Simplify right side
    4,785.58x = 18,471,567.59
  5. Step 5: Solve for x
    x = 18,471,567.59/4,785.58
  6. Step 6: Final answer
    x = 3,859.84

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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.