Home / 9,236.82-13,855.29-3,690.63

Finding the Fourth Proportional to 9,236.82, 13,855.29 and 3,690.63

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Solution

The fourth proportional to 9,236.82, 13,855.29 and 3,690.63 is: 5,535.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,236.82 : 13,855.29 = 3,690.63 : x
  2. Step 2: Convert to fraction form
    9,236.82/13,855.29 = 3,690.63/x
  3. Step 3: Cross multiply
    9,236.82x = 13,855.29 × 3,690.63
  4. Step 4: Simplify right side
    9,236.82x = 51,134,748.93
  5. Step 5: Solve for x
    x = 51,134,748.93/9,236.82
  6. Step 6: Final answer
    x = 5,535.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.