Home / 3,794.24-5,236.08-2,378.72

Finding the Fourth Proportional to 3,794.24, 5,236.08 and 2,378.72

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Solution

The fourth proportional to 3,794.24, 5,236.08 and 2,378.72 is: 3,282.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,794.24 : 5,236.08 = 2,378.72 : x
  2. Step 2: Convert to fraction form
    3,794.24/5,236.08 = 2,378.72/x
  3. Step 3: Cross multiply
    3,794.24x = 5,236.08 × 2,378.72
  4. Step 4: Simplify right side
    3,794.24x = 12,455,168.22
  5. Step 5: Solve for x
    x = 12,455,168.22/3,794.24
  6. Step 6: Final answer
    x = 3,282.65

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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.