Home / 2,565.45-3,846.64-1,003.59

Finding the Fourth Proportional to 2,565.45, 3,846.64 and 1,003.59

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Solution

The fourth proportional to 2,565.45, 3,846.64 and 1,003.59 is: 1,504.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,565.45 : 3,846.64 = 1,003.59 : x
  2. Step 2: Convert to fraction form
    2,565.45/3,846.64 = 1,003.59/x
  3. Step 3: Cross multiply
    2,565.45x = 3,846.64 × 1,003.59
  4. Step 4: Simplify right side
    2,565.45x = 3,860,449.44
  5. Step 5: Solve for x
    x = 3,860,449.44/2,565.45
  6. Step 6: Final answer
    x = 1,504.78

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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.