Home / 4,658.31-6,425.83-2,768.68

Finding the Fourth Proportional to 4,658.31, 6,425.83 and 2,768.68

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Solution

The fourth proportional to 4,658.31, 6,425.83 and 2,768.68 is: 3,819.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,658.31 : 6,425.83 = 2,768.68 : x
  2. Step 2: Convert to fraction form
    4,658.31/6,425.83 = 2,768.68/x
  3. Step 3: Cross multiply
    4,658.31x = 6,425.83 × 2,768.68
  4. Step 4: Simplify right side
    4,658.31x = 17,791,078.50
  5. Step 5: Solve for x
    x = 17,791,078.50/4,658.31
  6. Step 6: Final answer
    x = 3,819.21

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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.