Home / 5,475.64-7,555.20-3,794.44

Finding the Fourth Proportional to 5,475.64, 7,555.20 and 3,794.44

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Solution

The fourth proportional to 5,475.64, 7,555.20 and 3,794.44 is: 5,235.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,475.64 : 7,555.20 = 3,794.44 : x
  2. Step 2: Convert to fraction form
    5,475.64/7,555.20 = 3,794.44/x
  3. Step 3: Cross multiply
    5,475.64x = 7,555.20 × 3,794.44
  4. Step 4: Simplify right side
    5,475.64x = 28,667,753.09
  5. Step 5: Solve for x
    x = 28,667,753.09/5,475.64
  6. Step 6: Final answer
    x = 5,235.51

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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.