Home / 4,858.92-7,281.88-3,007.80

Finding the Fourth Proportional to 4,858.92, 7,281.88 and 3,007.80

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Solution

The fourth proportional to 4,858.92, 7,281.88 and 3,007.80 is: 4,507.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,858.92 : 7,281.88 = 3,007.80 : x
  2. Step 2: Convert to fraction form
    4,858.92/7,281.88 = 3,007.80/x
  3. Step 3: Cross multiply
    4,858.92x = 7,281.88 × 3,007.80
  4. Step 4: Simplify right side
    4,858.92x = 21,902,438.66
  5. Step 5: Solve for x
    x = 21,902,438.66/4,858.92
  6. Step 6: Final answer
    x = 4,507.68

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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.