Home / 4,761.72-7,133.94-4,658.04

Finding the Fourth Proportional to 4,761.72, 7,133.94 and 4,658.04

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Solution

The fourth proportional to 4,761.72, 7,133.94 and 4,658.04 is: 6,978.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,761.72 : 7,133.94 = 4,658.04 : x
  2. Step 2: Convert to fraction form
    4,761.72/7,133.94 = 4,658.04/x
  3. Step 3: Cross multiply
    4,761.72x = 7,133.94 × 4,658.04
  4. Step 4: Simplify right side
    4,761.72x = 33,230,177.88
  5. Step 5: Solve for x
    x = 33,230,177.88/4,761.72
  6. Step 6: Final answer
    x = 6,978.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.