Home / 5,630.44-7,770.01-3,146.44

Finding the Fourth Proportional to 5,630.44, 7,770.01 and 3,146.44

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Solution

The fourth proportional to 5,630.44, 7,770.01 and 3,146.44 is: 4,342.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,630.44 : 7,770.01 = 3,146.44 : x
  2. Step 2: Convert to fraction form
    5,630.44/7,770.01 = 3,146.44/x
  3. Step 3: Cross multiply
    5,630.44x = 7,770.01 × 3,146.44
  4. Step 4: Simplify right side
    5,630.44x = 24,447,842.97
  5. Step 5: Solve for x
    x = 24,447,842.97/5,630.44
  6. Step 6: Final answer
    x = 4,342.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.