Home / 4,493.80-6,740.70-3,104.20

Finding the Fourth Proportional to 4,493.80, 6,740.70 and 3,104.20

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Solution

The fourth proportional to 4,493.80, 6,740.70 and 3,104.20 is: 4,656.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,493.80 : 6,740.70 = 3,104.20 : x
  2. Step 2: Convert to fraction form
    4,493.80/6,740.70 = 3,104.20/x
  3. Step 3: Cross multiply
    4,493.80x = 6,740.70 × 3,104.20
  4. Step 4: Simplify right side
    4,493.80x = 20,924,480.94
  5. Step 5: Solve for x
    x = 20,924,480.94/4,493.80
  6. Step 6: Final answer
    x = 4,656.30

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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.