Home / 4,905.60-6,754.92-4,227.64

Finding the Fourth Proportional to 4,905.60, 6,754.92 and 4,227.64

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Solution

The fourth proportional to 4,905.60, 6,754.92 and 4,227.64 is: 5,821.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,905.60 : 6,754.92 = 4,227.64 : x
  2. Step 2: Convert to fraction form
    4,905.60/6,754.92 = 4,227.64/x
  3. Step 3: Cross multiply
    4,905.60x = 6,754.92 × 4,227.64
  4. Step 4: Simplify right side
    4,905.60x = 28,557,369.99
  5. Step 5: Solve for x
    x = 28,557,369.99/4,905.60
  6. Step 6: Final answer
    x = 5,821.38

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1.5x scale

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.