Home / 5,561.46-7,674.84-3,203.82

Finding the Fourth Proportional to 5,561.46, 7,674.84 and 3,203.82

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Solution

The fourth proportional to 5,561.46, 7,674.84 and 3,203.82 is: 4,421.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,561.46 : 7,674.84 = 3,203.82 : x
  2. Step 2: Convert to fraction form
    5,561.46/7,674.84 = 3,203.82/x
  3. Step 3: Cross multiply
    5,561.46x = 7,674.84 × 3,203.82
  4. Step 4: Simplify right side
    5,561.46x = 24,588,805.89
  5. Step 5: Solve for x
    x = 24,588,805.89/5,561.46
  6. Step 6: Final answer
    x = 4,421.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.