Home / 5,474.42-8,211.68-1,776.66

Finding the Fourth Proportional to 5,474.42, 8,211.68 and 1,776.66

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Solution

The fourth proportional to 5,474.42, 8,211.68 and 1,776.66 is: 2,665.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,474.42 : 8,211.68 = 1,776.66 : x
  2. Step 2: Convert to fraction form
    5,474.42/8,211.68 = 1,776.66/x
  3. Step 3: Cross multiply
    5,474.42x = 8,211.68 × 1,776.66
  4. Step 4: Simplify right side
    5,474.42x = 14,589,354.51
  5. Step 5: Solve for x
    x = 14,589,354.51/5,474.42
  6. Step 6: Final answer
    x = 2,665.01

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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.