Home / 4,825.25-7,234.63-3,885.65

Finding the Fourth Proportional to 4,825.25, 7,234.63 and 3,885.65

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Solution

The fourth proportional to 4,825.25, 7,234.63 and 3,885.65 is: 5,825.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,825.25 : 7,234.63 = 3,885.65 : x
  2. Step 2: Convert to fraction form
    4,825.25/7,234.63 = 3,885.65/x
  3. Step 3: Cross multiply
    4,825.25x = 7,234.63 × 3,885.65
  4. Step 4: Simplify right side
    4,825.25x = 28,111,240.06
  5. Step 5: Solve for x
    x = 28,111,240.06/4,825.25
  6. Step 6: Final answer
    x = 5,825.86

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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.