Home / 3,251.70-4,878.30-1,060.42

Finding the Fourth Proportional to 3,251.70, 4,878.30 and 1,060.42

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Solution

The fourth proportional to 3,251.70, 4,878.30 and 1,060.42 is: 1,590.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,251.70 : 4,878.30 = 1,060.42 : x
  2. Step 2: Convert to fraction form
    3,251.70/4,878.30 = 1,060.42/x
  3. Step 3: Cross multiply
    3,251.70x = 4,878.30 × 1,060.42
  4. Step 4: Simplify right side
    3,251.70x = 5,173,046.89
  5. Step 5: Solve for x
    x = 5,173,046.89/3,251.70
  6. Step 6: Final answer
    x = 1,590.87

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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.