Home / 4,958.42-7,434.99-2,181.87

Finding the Fourth Proportional to 4,958.42, 7,434.99 and 2,181.87

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Solution

The fourth proportional to 4,958.42, 7,434.99 and 2,181.87 is: 3,271.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,958.42 : 7,434.99 = 2,181.87 : x
  2. Step 2: Convert to fraction form
    4,958.42/7,434.99 = 2,181.87/x
  3. Step 3: Cross multiply
    4,958.42x = 7,434.99 × 2,181.87
  4. Step 4: Simplify right side
    4,958.42x = 16,222,181.63
  5. Step 5: Solve for x
    x = 16,222,181.63/4,958.42
  6. Step 6: Final answer
    x = 3,271.65

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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.