Home / 4,431.86-6,635.79-3,041.78

Finding the Fourth Proportional to 4,431.86, 6,635.79 and 3,041.78

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Solution

The fourth proportional to 4,431.86, 6,635.79 and 3,041.78 is: 4,554.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,431.86 : 6,635.79 = 3,041.78 : x
  2. Step 2: Convert to fraction form
    4,431.86/6,635.79 = 3,041.78/x
  3. Step 3: Cross multiply
    4,431.86x = 6,635.79 × 3,041.78
  4. Step 4: Simplify right side
    4,431.86x = 20,184,613.31
  5. Step 5: Solve for x
    x = 20,184,613.31/4,431.86
  6. Step 6: Final answer
    x = 4,554.43

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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.