Home / 4,420.56-6,654.94-3,817.92

Finding the Fourth Proportional to 4,420.56, 6,654.94 and 3,817.92

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Solution

The fourth proportional to 4,420.56, 6,654.94 and 3,817.92 is: 5,747.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,420.56 : 6,654.94 = 3,817.92 : x
  2. Step 2: Convert to fraction form
    4,420.56/6,654.94 = 3,817.92/x
  3. Step 3: Cross multiply
    4,420.56x = 6,654.94 × 3,817.92
  4. Step 4: Simplify right side
    4,420.56x = 25,408,028.52
  5. Step 5: Solve for x
    x = 25,408,028.52/4,420.56
  6. Step 6: Final answer
    x = 5,747.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.