Home / 3,249.89-4,864.74-1,765.43

Finding the Fourth Proportional to 3,249.89, 4,864.74 and 1,765.43

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Solution

The fourth proportional to 3,249.89, 4,864.74 and 1,765.43 is: 2,642.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,249.89 : 4,864.74 = 1,765.43 : x
  2. Step 2: Convert to fraction form
    3,249.89/4,864.74 = 1,765.43/x
  3. Step 3: Cross multiply
    3,249.89x = 4,864.74 × 1,765.43
  4. Step 4: Simplify right side
    3,249.89x = 8,588,345.24
  5. Step 5: Solve for x
    x = 8,588,345.24/3,249.89
  6. Step 6: Final answer
    x = 2,642.66

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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.