Home / 2,956.90-4,429.85-1,474.42

Finding the Fourth Proportional to 2,956.90, 4,429.85 and 1,474.42

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Solution

The fourth proportional to 2,956.90, 4,429.85 and 1,474.42 is: 2,208.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,956.90 : 4,429.85 = 1,474.42 : x
  2. Step 2: Convert to fraction form
    2,956.90/4,429.85 = 1,474.42/x
  3. Step 3: Cross multiply
    2,956.90x = 4,429.85 × 1,474.42
  4. Step 4: Simplify right side
    2,956.90x = 6,531,459.44
  5. Step 5: Solve for x
    x = 6,531,459.44/2,956.90
  6. Step 6: Final answer
    x = 2,208.89

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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.