Home / 4,200.08-6,291.96-3,770.84

Finding the Fourth Proportional to 4,200.08, 6,291.96 and 3,770.84

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Solution

The fourth proportional to 4,200.08, 6,291.96 and 3,770.84 is: 5,648.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,200.08 : 6,291.96 = 3,770.84 : x
  2. Step 2: Convert to fraction form
    4,200.08/6,291.96 = 3,770.84/x
  3. Step 3: Cross multiply
    4,200.08x = 6,291.96 × 3,770.84
  4. Step 4: Simplify right side
    4,200.08x = 23,725,974.45
  5. Step 5: Solve for x
    x = 23,725,974.45/4,200.08
  6. Step 6: Final answer
    x = 5,648.93

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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.