Home / 4,932.42-7,397.82-1,645.08

Finding the Fourth Proportional to 4,932.42, 7,397.82 and 1,645.08

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Solution

The fourth proportional to 4,932.42, 7,397.82 and 1,645.08 is: 2,467.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,932.42 : 7,397.82 = 1,645.08 : x
  2. Step 2: Convert to fraction form
    4,932.42/7,397.82 = 1,645.08/x
  3. Step 3: Cross multiply
    4,932.42x = 7,397.82 × 1,645.08
  4. Step 4: Simplify right side
    4,932.42x = 12,170,005.73
  5. Step 5: Solve for x
    x = 12,170,005.73/4,932.42
  6. Step 6: Final answer
    x = 2,467.35

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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.