Home / 7,581.64-11,383.01-3,886.42

Finding the Fourth Proportional to 7,581.64, 11,383.01 and 3,886.42

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Solution

The fourth proportional to 7,581.64, 11,383.01 and 3,886.42 is: 5,835.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,581.64 : 11,383.01 = 3,886.42 : x
  2. Step 2: Convert to fraction form
    7,581.64/11,383.01 = 3,886.42/x
  3. Step 3: Cross multiply
    7,581.64x = 11,383.01 × 3,886.42
  4. Step 4: Simplify right side
    7,581.64x = 44,239,157.72
  5. Step 5: Solve for x
    x = 44,239,157.72/7,581.64
  6. Step 6: Final answer
    x = 5,835.04

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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.